FMF Minerals Gallery

Calcite on Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
the largest intact calcite, seen on end at the 6 o (Author: Bob Harman)

Calcite on Quartz
State Route

Calcite on Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
the largest intact calcite in this picture is 4.8 (Author: Bob Harman)

Calcite on Quartz
State Route

Calcite on Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
geode is about 17 cm, the largest intact calcites (Author: Bob Harman)

Calcite on Quartz
State Route

Calcite on Quartz
State Route 56 road cut, Canton, Washington County, Indiana, USA
geode is 14 cm x 12 cm. Calcites are up to 2.2 cm (Author: Bob Harman)

Calcite on Quartz
State Route

Calcite on Quartz
Idar-Oberstein, Birkenfeld, Rhineland-Palatinate/Rheinland-Pfalz, Germany
69 mm (Author: Gerhard Brandstetter)

Calcite on Quartz
Idar-Oberste

Calcite on Quartz
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
150 x 100 mm (Author: Manuel Mesa)

Calcite on Quartz
Huanggang Mi

Calcite on Quartz
Lawrence County, Indiana, USA
Calcites to 2.5 cm in 6.5 cm geode (Author: Bob Harman)

Calcite on Quartz
Lawrence Cou

Calcite on Quartz
Lawrence County, Indiana, USA
Another example: Calcites to 2.5 cm in 6.5 cm geod (Author: Bob Harman)

Calcite on Quartz
Lawrence Cou

Calcite on Quartz
Lawrence County, Indiana, USA
Calcites to 2 cm in 6.5 cm geode (Author: Bob Harman)

Calcite on Quartz
Lawrence Cou

Calcite on Quartz
Lawrence County, Indiana, USA
Calcites to 2 cm in 6.5 cm geode (Author: Bob Harman)

Calcite on Quartz
Lawrence Cou

Calcite on quartz
Cavnic mining area, Cavnic, Maramures, Romania
2.2 cm x 5.7 cm. (Author: Michael Shaw)

Calcite on quartz
Cavnic minin

Calcite on Quartz
Cavnic mining area, Cavnic, Maramures, Romania
2.2 cm x 5.7 cm. (Author: Michael Shaw)

Calcite on Quartz
Cavnic minin

Calcite on Quartz
Cangchuanlong #1 tunnel (construction site), Jianyang, Nanping Prefecture, Fujian Province, China
(Author: Volkmar Stingl)

Calcite on Quartz
Cangchuanlon

Calcite on Quartz
Cangchuanlong #1 tunnel (construction site), Jianyang, Nanping Prefecture, Fujian Province, China
(Author: Volkmar Stingl)

Calcite on Quartz
Cangchuanlon

Calcite on Quartz
Temperino Mine, Campiglia Marittima, Campigliese, Livorno Province, Tuscany, Italy
mm.90x55x35 (Author: Diego Pucci)

Calcite on Quartz
Temperino Mi

Calcite on quartz
Temperino Mine, Campiglia Marittima, Campigliese, Livorno Province, Tuscany, Italy
mm.80x65x50 (Author: Diego Pucci)

Calcite on quartz
Temperino Mi

Calcite on Rutile Rist Mine, Hiddenite, Alexander Co., North Carolina, USA 2.8 x 2.1 cm. (Author: am mizunaka)

Calcite on Rutile Rist Mine, Hidde

Calcite on Rutile Rist Mine, Hiddenite, Alexander Co., North Carolina, USA 2.8 x 2.1 cm. (Author: am mizunaka)

Calcite on Rutile Rist Mine, Hidde

Calcite on shale Western Cape, South Africa 65 x 47 mm (Author: Pierre Joubert)

Calcite on shale Western Cape, Sou

Calcite on siderite Mas Dieu, Gard, France fov 4.5 mm (Author: ploum)

Calcite on siderite Mas Dieu, Gard

Calcite on siderite Mas Dieu, Gard, France fov 5 mm (Author: ploum)

Calcite on siderite Mas Dieu, Gard

Calcite on siderite from Kamsdorf, Thuringia. Ex Kessler collection. Sample width: 8 cm. (Author: Andreas Gerstenberg)

Calcite on siderite from Kamsdorf,

Calcite on Siderite
Fendels Gorge, Ried im Oberinntal, Landeck District, North Tyrol, Tyrol/Tirol, Austria
8 x 2,5 cm (Author: Volkmar Stingl)

Calcite on Siderite
Fendels Go

Calcite on sphalérite Elmwood, Tennessee, USA fov 15 mm (Author: ploum)

Calcite on sphalé
Elmwood, Tennesse

Calcite on sphalerite Stari Trg Mine, Trepca Complex, Stanterg, Kosovo 7.2 x 8.5 cm. A large complex sphalerite crystal capped with colorless calcite crystals. (Author: crosstimber)

Calcite on sphalerite Stari Trg Mi

Calcite on Sphalerite with Galena Dalnegorsk, Russia 8.7x5.5cm (Author: Greg Lilly)

Calcite on Sphalerite with Galena

Calcite on Sphalerite with Minor Quartz Rampgill Mine, Alston, Cumbria, England, UK FOV 15 x 10 mm (Approx) (Author: nurbo)

Calcite on Sphalerite with Minor Q

Calcite on Sphalerite with Minor Quartz Rampgill Mine, Alston, Cumbria, England, UK 65 x 40 mm (Author: nurbo)

Calcite on Sphalerite with Minor Q

Calcite on Sphalerite
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
70 mm x 60 mm x 30 mm, calcite measures 55 mm (Author: Tobi)

Calcite on Sphalerite
Elmwood

Calcite on sphalerite
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
2.0 x 3.0 cm (Author: crosstimber)

Calcite on sphalerite
Elmwood

Calcite on Sphalerite
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
5.8 cm x 7.7 cm (Author: Michael Shaw)

Calcite on Sphalerite
Minerva

Calcite on Stibnite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
3.5 cm x 7.0 cm (Author: Michael Shaw)

Calcite on Stibnite
Herja Mine

Calcite on stilbite
Sokolovskoe Mine (Sokolovskiy Mine), Rudny, Kostanay Region, Kazakhstan
Central crystal 12 mm, specimen size 8 cm (Author: Tobi)

Calcite on stilbite
Sokolovsko

Calcite over Bayldonite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
78mm x 137mm x 65mm (Author: Heimo Hellwig)

Calcite over Bayldonite
Tsumeb

Calcite over Bayldonite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
78mm x 137mm x 65mm (Author: Heimo Hellwig)

Calcite over Bayldonite
Tsumeb

Calcite over Bayldonite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
78mm x 137mm x 65mm (Author: Heimo Hellwig)

Calcite over Bayldonite
Tsumeb

Calcite over Bayldonite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
78mm x 137mm x 65mm (Author: Heimo Hellwig)

Calcite over Bayldonite
Tsumeb

Calcite over Bayldonite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
78mm x 137mm x 65mm (Author: Heimo Hellwig)

Calcite over Bayldonite
Tsumeb

Calcite poker chipped Karaman, Turkey 3 x 3.5 x 1.5 cm. (Author: barbie90)

Calcite poker chi
Karaman, Turkey

Calcite ps. gypsum Cavnic, Maramures, Romania 3.4 x 6.2 cm. A divergent group of gypsum crystals pseudomorphed by grayish white calcite. (Author: crosstimber)

Calcite ps. gypsum Cavnic, Maramur

Calcite ps. ikaite Olenitsa River, White Sea Coast, Kola Peninsula, Murmanskaja Oblast, Russia 3.7 x 4.0 cm Typical stellate pseudomorph of orange-brown calcite after ikaite, sometimes known as ‘glendonite.’ (Author: crosstimber)

Calcite ps. ikaite Olenitsa River,

Calcite pseudo after Gypsum
Boldut Mine, Cavnic mining area, Cavnic, Maramures, Romania
4.1 cm x 6.0 cm (Author: Michael Shaw)

Calcite pseudo after Gypsum
Bo

Calcite pseudo after Gypsum
Boldut Mine, Cavnic mining area, Cavnic, Maramures, Romania
4.1 cm x 6.0 cm (Author: Michael Shaw)

Calcite pseudo after Gypsum
Bo

Calcite pseudomorph after ikaite
Olenitsa River, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia
5.8 x 5.5 cm (Author: Don Lum)

Calcite pseudomorph after ikaite
Olenitsa River, Kola Peninsula, Murmanskaja Oblast, Northern Region, Rus

Calcite replacing Mercenaria sp Fossilized shell of Mercenaria sp, the interior of which is now occupied by Calcite crystals filling most of the available inner space. The Calcite crystals “borrowed” calcium from Mercenarias for their growth. Ruck’s pit, Okeechobee County, Florida, USA Mined in 2003 Specimen size: 5.3 × 3.3 × 3.6 cm. Extremely fluorescent long & short UV Photo: Reference Specimens (Author: Jordi Fabre)

Calcite replacing
Fossilized shell

Calcite sample of about 25 cm X 15 cm X 20 cm. Rio Grande do Sul, Brazil (Author: silvio steinhaus)

Calcite sample of about 25 cm X 15

Calcite twin Lane Quarry, Hampden Co., Westfield, Massasuchetts, USA 3 cm. tall (Author: vic rzonca)

Calcite twin Lane Quarry, Hampden

Calcite twin Picher, Ottawa County, Oklahoma, USA 8.5 cm. (Author: crosstimber)

Calcite twin Picher, Ottawa County

Calcite twin. Hollandtwine Mine, Dirtlow Rake, Castleton, Derbyshire, England, UK. 26 mm. (Author: Ru Smith)

Calcite twin. Hollandtwine Mine, D

Calcite twin. Torr Works Quarry (Merehead Quarry), Cranmore, Somerset, England, UK. 16 mm. (Author: Ru Smith)

Calcite twin. Torr Works Quarry (M

Calcite twinned Karaman, Turkey 4.5 x 4.5 x 3.5 cm. (Author: barbie90)

Calcite twinned Karaman, Turkey 4.

Calcite twinned on Quartz recovered with Calcites dog tooth 9,0 cm X 3,8 cm X 5,5 cm (5,5 cm X 1,7 cm X 4,5 cm the bigger Calcite) (Author: silvio steinhaus)

Calcite twinned o
9,0 cm X 3,8 cm X

Calcite twinned Karaman, Turkey 4.5 x 4.5 x 3.5 cm. (Author: barbie90)

Calcite twinned
Karaman, Turkey

Calcite var cobaltoan Calcite Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate Province, Souss-Massa-Draa Region, Morocco 8.7 x 4.4 cm (Author: Don Lum)

Calcite var cobaltoan Calcite Bou

Calcite with about 8 kg, 30 cm X 30 cm X 38 cm, Rio Grande do Sul, Brazil. (Author: silvio steinhaus)

Calcite with about 8 kg, 30 cm X 3

Calcite with about 8 kg, 30 cm X 30 cm X 38 cm, Rio Grande do Sul, Brazil. (Author: silvio steinhaus)

Calcite with about 8 kg, 30 cm X 3

Calcite with Amethyst - about 40cm lenght, 45cm hight and 20cm wide. (Author: silvio steinhaus)

Calcite with Amethyst - about 40cm

Calcite with apophyllite Onion River, near Lutsen, Cook County, Minnesota, USA 9 X 7 X 6 cm Two calcites, entwined like lovers, with a few apophyllites. (Author: John Nash)

Calcite with apop
Onion River, near

Calcite with Aragonite (Var Floss Ferri(?) Small unnamed dump close to Dam Rigg Level, Whaw, Arkengarthdale, North Yorkshire, England, UK. FOV 8 x 6 mm Approx (Author: nurbo)

Calcite with Aragonite (Var Floss

Calcite with Aragonite (Var Floss Ferri(?) Small unnamed dump close to Dam Rigg Level, Whaw, Arkengarthdale, North Yorkshire, England, UK. FOV 10 x 10 mm Approx (Author: nurbo)

Calcite with Aragonite (Var Floss

Calcite with Aragonite (Var Floss Ferri(?) Small unnamed dump close to Dam Rigg Level, Whaw, Arkengarthdale, North Yorkshire, England, UK. 30 x 20 mm (Author: nurbo)

Calcite with Aragonite (Var Floss

Calcite with Aragonite inclusions and Quartz
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia
21,0 x 19,0 x 19,0 cm (Author: MIM Museum)

Calcite with Aragonite inclusions and Quartz
Dalnegorsk, Dalnegorsk Urban District, Primors

Calcite with Azurite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
50x40mm (Author: Heimo Hellwig)

Calcite with Azurite
Tsumeb Mi

Calcite with Baryte
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
12.5 x 20 x 9 cm / main crystal: 12.2 cm (Author: MIM Museum)

Calcite with Baryte
Elmwood Mi

Calcite with Chalcopyrite Brushy Creek Mine, Viburnum Trend District, Reynolds Co., Missouri Specimen size 12.8 x 8.5 cm (Author: am mizunaka)

Calcite with Chal
Brushy Creek Mine

Calcite with Chalcopyrite and Pyrite
Boldut Mine, 61 level, ↓350 m, Cavnic mining area, Cavnic, Maramures, Romania
14.5 × 10 × 6.5 cm (Author: Jordi Fabre)

Calcite with Chalcopyrite and Pyrite
Boldut Mine, 61 level, ↓350 m, Cavnic mining area, Cavnic, Maramures,

Calcite with Chalcopyrite and Pyrite
Boldut Mine, 61 level, ↓350 m, Cavnic mining area, Cavnic, Maramures, Romania
14.5 × 10 × 6.5 cm (Author: Jordi Fabre)

Calcite with Chalcopyrite and Pyrite
Boldut Mine, 61 level, ↓350 m, Cavnic mining area, Cavnic, Maramures,

Calcite with chalcopyrite
Boldut Mine, Cavnic mining area, Cavnic, Maramures, Romania
30 x 20 cm (Author: Deyu)

Calcite with chalcopyrite
Bold

Calcite with Chlorite
Iraí, Alto Uruguai region, Rio Grande do Sul, Brazil
250 mm x 160 mm x 60 mm (Author: Dany Mabillard)

Calcite with Chlorite
Iraí, A

Calcite with Copper Quincy Mine Pewabic Amygdaloid Lodes Houghton County, Michigan United States of America 12.1 x 9.8 x 6.5 cm overall (Author: GneissWare)

Calcite with Copp
Quincy Mine Pewa

Calcite with Copper Keweenaw Peninsula, Michigan Specimen size 8.5 x 5.2 cm. (Author: am mizunaka)

Calcite with Copp
Keweenaw Peninsul

Calcite with copper inclusions Keweenaw Peninsula, Houghton County, Michigan, USA 4.9 x 3.4 cm (Author: Don Lum)

Calcite with copper inclusions Kew

Calcite with Dioptase
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
40x35mm (Author: Heimo Hellwig)

Calcite with Dioptase
Tsumeb M

Calcite with Dolomite Benchmark Quarry, St Johnsville, Montgomery Co., New York 4.5 x 5 cm (Author: am mizunaka)

Calcite with Dolo
Benchmark Quarry,

Calcite with dolomite and chalcopyrite Sweetwater Mine, Reynolds County, Missouri (Author: John S. White)

Calcite with dolo
Sweetwater Mine,

Calcite with Dolomite and Sphalerite Picher Field, Tri-State District, Ottawa Co., Oklahoma, USA Specimen size: 12x11 cm. Main crystal: 4´5 cm. Photo: geoalfon (Author: Jordi Fabre)

Calcite with Dolomite and Sphaleri

Calcite with Duftite and Mottramite
Mexico
9X6X5cm (Author: Dave van Bladel)

Calcite with Duftite and Mottramite

Calcite with Duftite and Mottramite
Mexico
9X6X5cm (Author: Dave van Bladel)

Calcite with Duftite and Mottramite

Calcite with Epidote
Kapaa Quarries, Kailua, Oahu Island, Honolulu County, Hawaii, USA
FOV = 3.3 mm (Author: Doug)

Calcite with Epidote
Kapaa Qua

Calcite with Ferberite (Wolframite Group)
Baia Sprie Mine, Baia Sprie, Maramures, Romania
7.5 x 6 cm (Author: Deyu)

Calcite with Ferberite (Wolframite Group)
Baia Sprie Mine, Baia Sprie, Maramu

Calcite with Fluorite Naica Mine, Chihuahua, Mexico 11 x 8 cm Calcite is 8 x 8 cm (Author: Jean Sendero)

Calcite with Fluo
Naica Mine, Chihu

Calcite with Fluorite and Baryte
Denton Mine, Sub-Rosiclare formation, Goose Creek Mine group, Harris Creek Sub-District, Hardin County, Illinois, USA
12cm x 13.5cm x 8cm (Author: k-m.minerals)

Calcite with Fluorite and Baryte
Denton Mine, Sub-Rosiclare formation, Goose Creek Mine group, Harris Creek Sub-District, Hardin County, Illinois,

Calcite with Galena Mid-Continent Mine Treece, Kansas 4.0cm x 5.7cm (Author: rweaver)

Calcite with Gale
Mid-Continent Min

Calcite with Hematite Beckermet Mine, Egremont, Cumbria, England, UK 13x8x6 cm overall size. (Author: Jesse Fisher)

Calcite with Hematite Beckermet Mi

Calcite with Hematite inclusions
Bigrigg Mine, Bigrigg, West Cumberland Iron Field, former Cumberland, Cumbria, England / United Kingdom
Specimen size: 7.9 × 6.2 × 2.7 cm / main crystal s (Author: Jordi Fabre)

Calcite with Hematite inclusions
Bigrigg Mine, Bigrigg, West Cumberland Iron Field, former Cumberland, Cumbria, England / United King

Calcite with Hematite
Willi Agatz Mine, level 180, gallery 830c, Gittersee mining area, Bannewitz, Sächsische Schweiz-Osterzgebirge District, Saxony/Sachsen, Germany
5 x 4,5 cm (Author: vandendriesschen)

Calcite with Hematite
Willi Ag

Calcite with Hemimorphite Ojuela mine, mun de Mapimi, Durango, Mexico. 60 x 30 mm approx (Author: nurbo)

Calcite with Hemimorphite Ojuela m

Calcite with hornblende Minera I Quarry. Lebrija. Sevilla. Andalusian. Spain Crystal 1 cm. This head needs a stylist (Author: nimfiara)

Calcite with hornblende Minera I Q

Calcite with Hornblende. Minera I Quarry. Lebrija. Sevilla. Andalusia. Spain. crystal 2 cm. (Author: nimfiara)

Calcite with Hornblende. Minera I

Calcite with inclusions of goethite San Antonio Mine, Santa Eulalia, Aquiles Serdán, Chihuahua, Mexico 13 cm (Author: javmex2)

Calcite with incl
San Antonio Mine,

Calcite with included Copper
Quincy Mine, Hancock, Houghton County, Michigan, USA
1.3 x 2.2 cm (Author: Michael Shaw)

Calcite with included Copper
Q

Calcite with inclusions of goethite San Antonio el Grande, Santa Eulalia, Aquiles Serdán, Chihuahua, Mexico 13 cm. (Author: javmex2)

Calcite with inclusions of goethit

Calcite with inclusions
Matlock, Derbyshire, England / United Kingdom
Main crystal size: 7 × 4 cm (Author: Jordi Fabre)

Calcite with inclusions
Matloc

Calcite with inclusions
Matlock, Derbyshire, England / United Kingdom
11.4 × 9.8 × 5.6 cm (Author: Jordi Fabre)

Calcite with inclusions
Matloc

Calcite with Jamesonite inclusions and Stibnite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
~ 11.5 cm L (Author: Deyu)

Calcite with Jamesonite inclusions and Stibnite
Herja Mine, Chiuzbaia, Baia Sprie,

Calcite with Malachite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
90x80mm (Author: Heimo Hellwig)

Calcite with Malachite
Tsumeb

Calcite with Malachite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
90x80mm (Author: Heimo Hellwig)

Calcite with Malachite
Tsumeb

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
geode is about 14 cm, cavity is about 10 cm, larg (Author: Bob Harman)

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township,

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
geode is about 14 cm, cavity is about 10 cm, larg (Author: Bob Harman)

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township,

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
geode is about 14 cm, cavity is about 10 cm, larg (Author: Bob Harman)

Calcite with Marcasite inclusions on Dolomite and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township,

Calcite with Marcasite inclusions on Dolomite
State Route 56 road cut, Canton, Washington County, Indiana, USA
specimen is 9 cm, the calcites are up to 1.2 cm (Author: Bob Harman)

Calcite with Marcasite inclusions on Dolomite
State Route 56 road cut, Canton, Washington Coun

Calcite with milky quartz, hedenbergite and magnetite. Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia A.R., China 4.5 cm x 5.5 cm x 3.4 cm (Author: Gail)

Calcite with milky quartz, hedenbe

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
122mm x 73mm x 80mm (Author: Heimo Hellwig)

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, N

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
122mm x 73mm x 80mm (Author: Heimo Hellwig)

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, N

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
122mm x 73mm x 80mm (Author: Heimo Hellwig)

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, N

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
122mm x 73mm x 80mm (Author: Heimo Hellwig)

Calcite with Mimetite and Wulfenite
Tsumeb Mine, Tsumeb, Otjikoto Region, N

Calcite with Pyrite and Hematite Da Ye, Hu Bei Province, China 8 x 7 x 5.5 cm (Author: xdxucn)

Calcite with Pyrite and Hematite D

Calcite with pyrite inclusions Linwood Mine, Buffalo, Iowa, USA 12.5 X 8 X 6 cm. Incredible clear calcite crystals with tiny, sparkling pyrite crystals inside. Truly remarkable. (Author: John Nash)

Calcite with pyrite inclusions Lin

Calcite with Pyrite
Wuyi tunnel north (construction site), Wuyishan, Nanping Prefecture, Fujian Province, China
12 x 6 cm (Author: Volkmar Stingl)

Calcite with Pyrite
Wuyi tunne

Calcite with Pyrolusite(?) Middlebarrow Quarry, Silverdale, Lancashire. FOV approx 45 mm (Author: nurbo)

Calcite with Pyrolusite(?) Middleb

Calcite with Pyrolusite(?) Middlebarrow Quarry, Silverdale, Lancashire. 19 cm across (Author: nurbo)

Calcite with Pyrolusite(?) Middleb

Calcite with quartz and sphalerite. Naica, Chihuahua, Mexico 12 cms the yellow inclusions in calcite are a mineral unknown for me. (Author: javmex2)

Calcite with quartz and sphalerite

Calcite with Quartz with Goethite and Pyrite inclusions
Helen-MacLeod Mines, McMurray and Chabanel Townships, Algoma District, Ontario, Canada
6.8 x 5.1 cm (Author: Michael Shaw)

Calcite with Quartz with Goethite and Pyrite inclusions
Helen-MacLeod Mines, McMurray and Chabanel Townships, Algoma

Calcite with Quartz
Stanleigh Mine, Elliot Lake area, Gunterman Township, Algoma District, Ontario, Canada
6x5x2 cm''s (Author: Joseph DOliveira)

Calcite with Quartz
Stanleigh

Calcite with siderite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
9.5 cm L (Author: Deyu)

Calcite with siderite
Herja Mi

Calcite with Sphalerite on Calcite Elmwood Mine, Middle Tennessee District, Carthage, Smith County, Tennessee, USA 160 x 140 x 117 mm A lustrous, twinned crystal of golden Calcite measuring 107 x 83 x 36 mm is perched on a plate of limestone matrix covered with sparkling, clear scalenahedrons of Calcite. Bright rich-red Sphalerite crystals to 14 mm generously cover the specimen (Author: GneissWare)

Calcite with Spha
Elmwood Mine, Mid

Calcite with sphalerite, Denton Mine (10 cm across). (Author: Jesse Fisher)

Calcite with sphalerite, Denton Mi

Calcite with Stibnite
Xianhuang Mine (Xianhuangkuang Mine), Jinchengjiang District, Hechi Prefecture, Guangxi Zhuang Autonomous Region, China
17,0 x 10,0 x 9,0 cm (Author: MIM Museum)

Calcite with Stibnite
Xianhuan

Calcite with Stilbite Lonavala, India 7x5cm A complete calcite rhomb of a very soft yellow colour 4cm on edge, sprinkled with tiny apophyllite crystals. Stilbite crystals to 4.5cm and bright green apophyllite to 5mm on the back. (Author: Greg Lilly)

Calcite with Stilbite Lonavala, In

Calcite xls up to 5 cm on marble matrix from Oberscheibe lime quarry near Annaberg, Saxony. (Author: Andreas Gerstenberg)

Calcite xls up to 5 cm on marble m

Calcite, Frizington Parks Mine, Frizington, Cumbria, UK FOV 30 x 25 mm (Approx) (Author: nurbo)

Calcite, Frizington Parks Mine, Fr

Calcite, Frizington Parks Mine, Frizington, Cumbria, UK 45 x 35 mm (Author: nurbo)

Calcite, Frizington Parks Mine, Fr

Calcite, Quartz (variety amethyst)
Alto Uruguai Region, Rio Grande do Sul, Brazil
162 mm x 125 mm x 120 mm (Author: Don Lum)

Calcite, Quartz (variety amethyst)
Alto Uruguai Region, Rio Grande do Sul,

Calcite, Zagi Mts, 75 mm x 50 mm (Author: Craig Mercer)

Calcite, Zagi Mts, 75 mm x 50 mm

Calcite, "axe head" twin. Bonsal Moor, Derbyshire, England, UK. 4 cm. (Author: Ru Smith)

Calcite, "axe head" twin

Calcite, 13 x 7 x 4 cm, Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. (Author: Samuel)

Calcite, 13 x 7 x 4 cm, Shimen Min

Calcite, Albite
Kluppen Valley, Schmirn, Innsbruck-Land District, North Tyrol, Tyrol/Tirol, Austria
6,5 x 4,5 cm (Author: Volkmar Stingl)

Calcite, Albite
Kluppen Valley

Calcite, Alumohydrocalcite, Siderite
Mas Dieu, Mercoirol, Alès, Gard, Occitanie, France
fov 4.0 mm (Author: ploum)

Calcite, Alumohydrocalcite, Siderite
Mas Dieu, Mercoirol, Alès, Gard, Occitanie,

Calcite, amethyst Juchem quarry, Niederwörresbach, Hunsrück, Rhineland-Palatinate, Germany. Picture width: 9 cm Extremely large amethyst crystals for this locality! (Author: Andreas Gerstenberg)

Calcite, amethyst Juchem quarry, N

Calcite, amethyst Juchem quarry, Niederfischbach, Hunsrück, Rhineland-Palatinate, Germany Picture width 10 cm (Author: Andreas Gerstenberg)

Calcite, amethyst Juchem quarry, N

Calcite, amethyst
Juchem Quarry, Niederwörresbach, Herrstein, Hunsrück, Rhineland-Palatinate/Rheinland-Pfalz, Germany
Specimen size 13 cm, largest calcite crystal 3 cm (Author: Tobi)

Calcite, amethyst
Juchem Quarr

Calcite, Anhydrite, Dolomite, Pyrite
Campiano Mine, Montieri, Grosseto Province, Tuscany, Italy
66 x 61 mm (Author: Sante Celiberti)

Calcite, Anhydrite, Dolomite, Pyrite
Campiano Mine, Montieri, Grosseto Province, Tuscany

Calcite, Apophyllite Onion River roadcut, Lutsen Township, Cook County, Minnesota 9 X 7 X 6 cm (approximately) Another view of these lovely entwined crystals. (Author: John Nash)

Calcite, Apophyll
Onion River roadc

Calcite, apophyllite Onion River roadcut, Lutsen Township, Cook County, Minnesota 9 X 7 X 6 cm (approximately) Two large calcites sort of wrapped around each other, both with a few apophyllites gracing them. A surprising gift from the lavas of Minnesota’s North Shore (Author: John Nash)

Calcite, apophyll
Onion River roadc

Calcite, apophyllite Onion River roadcut, Lutsen Township, Cook County, Minnesota 3.5 X 3 X 3 cm Close-up of apophyllite on calcite, apos are about 4 - 5 mm (Author: John Nash)

Calcite, apophyll
Onion River roadc

Calcite, Apophyllite Onion River roadcut, Lutsen Township, Cook County, Minnesota, 3.5 X 3 X 3 cm Apophyllite on calcite showing clear to white apophyllite faces. (Author: John Nash)

Calcite, Apophyll
Onion River roadc

Calcite, approach of the last specimen. locality: Real del Monte, Hidalgo, México. size: 12cm x 10.7cm x 10cm (Author: Luis Domínguez)

Calcite, approach of the last spec

Calcite, Aragonite and Dolomite (variety ferroan) on Quartz
Keokuk, Lee County, Iowa, USA
geode is about 3.3 cm, calcite is 0.7 cm, aragonit (Author: Bob Harman)

Calcite, Aragonite and Dolomite (variety ferroan) on Quartz

Calcite, Aragonite and Dolomite (variety ferroan) on Quartz
Keokuk, Lee County, Iowa, USA
geode is about 3.3 cm, calcite is 0.7 cm, aragonit (Author: Bob Harman)

Calcite, Aragonite and Dolomite (variety ferroan) on Quartz

Calcite, Aragonite
Laie Concrete Quarry, Laie, Oahu Island, Honolulu County, Hawaii, USA
5.5 cm x 4 cm x 5 cm (Author: tar4ntula)

Calcite, Aragonite
Laie Concre

Calcite, Aragonite
San Giovanni Mine, Punta della Torre, Iglesias, Sud Sardegna Province, Sardinia/Sardegna, Italy
Specimen size 13 cm (Author: Tobi)

Calcite, Aragonite
San Giovann

Calcite, Arsenopyrite, Sphalerite, Pyrite
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District, Kosovo
165 mm X 140 mm X 88 mm (Author: Robert Seitz)

Calcite, Arsenopyrite, Sphalerite, Pyrite
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica Dist

Calcite, Arsenopyrite, Sphalerite, Pyrite
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District, Kosovo
165 mm X 140 mm X 88 mm (Author: Robert Seitz)

Calcite, Arsenopyrite, Sphalerite, Pyrite
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica Dist

Calcite, Azurite, Malachite
Kamariza Mines, Agios Konstantinos, Lavrion Mining District, Attikí (Attica) Prefecture, Greece
9.3 x 7.1 cm (Author: am mizunaka)

Calcite, Azurite, Malachite
Ka

Calcite, Azurite
Ringenwechsel Mining District, Troi, District Schwaz, Inn Valley, North Tyrol, Tyrol/Tirol, Austria
FoV ca. 3,5 x 3 cm (Author: Volkmar Stingl)

Calcite, Azurite
Ringenwechsel

Calcite, Barite and Dolomite on Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
geode is 22 cm x 18 cm. The largest doubly termina (Author: Bob Harman)

Calcite, Barite and Dolomite on Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Ind

Calcite, Barite, Dolomite (variety iron rich dolomite) on Quartz
Mission Valley Ravine, Monroe County, Indiana, USA
geode is 22 cm x 22 cm. The largest calcite is (Author: Bob Harman)

Calcite, Barite, Dolomite (variety iron rich dolomite) on Quartz
Mission Valley

Calcite, Barite, Fluorite, Sphalerite Elmwood Mine, Smith County, Tennessee, USA 20 x 8.5 cm (Author: Don Lum)

Calcite, Barite, Fluorite, Sphaler

Calcite, Barite, Fluorite, Sphalerite Elmwood Mine, Smith County, Tennessee, USA 20 x 8.5 cm (Author: Don Lum)

Calcite, Barite, Fluorite, Sphaler

Calcite, Barite, Micro Fluorite
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
195 mm x 190 mm x 130 mm (Author: Don Lum)

Calcite, Barite, Micro Fluorite
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, U

Calcite, Barite, Sphalerite
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
188 mm x 165 mm x 80 mm (Author: Robert Seitz)

Calcite, Barite, Sphalerite
El

Calcite, Baryte and Quartz
State Route 37 road cuts, Harrodsburg, Clear Creek Township, Monroe County, Indiana, USA
Geode is 23 cm. The larger calcite is 7.5 cm; the (Author: Bob Harman)

Calcite, Baryte and Quartz
Sta

Calcite, Baryte, Quartz
Felsenschlag, Gehlberg, Ilm-Kreis, Thuringia/Thüringen, Germany
5 x 4 cm (Author: Andreas Gerstenberg)

Calcite, Baryte, Quartz
Felsen

Calcite, Baryte
San Giovanni Mine, Punta della Torre, Iglesias, Sud Sardegna Province, Sardinia/Sardegna, Italy
21 x 13,5 cm (Author: Sante Celiberti)

Calcite, Baryte
San Giovanni M

Calcite, Baryte
Meikle Mine, Bootstrap District, Elko County, Nevada, USA
10.0 x 4.8 cm (Author: am mizunaka)

Calcite, Baryte
Meikle Mine, B

Calcite, Baryte
Lead mines, Obernberg am Brenner, Innsbruck-Land District, Tyrol/Tirol, Austria
10 x 7 cm (Author: Volkmar Stingl)

Calcite, Baryte
Lead mines, Ob

Calcite, Baryte
Lead mines, Obernberg am Brenner, Innsbruck-Land District, Tyrol/Tirol, Austria
6 x 5,5 cm (Author: Volkmar Stingl)

Calcite, Baryte
Lead mines, Ob

Calcite, Beryl (variety emerald)
La Palma-Yacopí mining district, La Glorieta Mine, Municipio Yacopí, Western Emerald Belt, Cundinamarca Department, Colombia
4.8 x 4.0 cm (Author: am mizunaka)

Calcite, Beryl (variety emerald)
La Palma-Yacopí mining district, La Glorieta Mine, Municipio Yacopí, Western Emerald Belt, Cundinamarca Department, Colom

Calcite, Blacksburg, Virginia. Crystal 1 mm across the top. RPR #4656. (Author: Pete Richards)

Calcite, Blacksburg, Virginia. Cr

Calcite, Bogg Shaft, Smallcleugh Mine, Nenthead, Alston Moor, Cumbria. 5 x 4 cm. (Author: nurbo)

Calcite, Bogg Shaft, Smallcleugh M

Calcite, Boulangerite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
16 mm x 16 mm x 16 mm (Author: Don Lum)

Calcite, Boulangerite
Herja Mi

Calcite, Celestine, Fluorite and Sphalerite Elmwood Mine, Tennessee, USA 17.5 x 15 x 9.5 cm (Author: Don Lum)

Calcite, Celestine, Fluorite and S

Calcite, Celestine
Mojina Mine, Rancho de Mojina, Ricardo Flores Magón (El Carmen), Municipio Buenaventura, Chihuahua, Mexico
10.1 x 10.0 cm (Author: am mizunaka)

Calcite, Celestine
Mojina Mine

Calcite, Celestite Elmwood Mine, Smith County, Tennessee USA 22.3 x 18.8 x 11.8 cm Calcite on Celestite on Calcite Back View (Author: Don Lum)

Calcite, Celestite Elmwood Mine, S

Calcite, Celestite Elmwood Mine, Smith County, Tennessee USA 22.3 x 18.8 x 11.8 cm Calcite on Celestite on Calcite Front View (Author: Don Lum)

Calcite, Celestite Elmwood Mine, S

Calcite, chalcopyrite Segen Gottes mine, Gersdorf, Freiberg district, Erzgebirge, Saxony, Germany. 6,5 x 5 cm Beige coloured crystals with a silky luster on the terminations. That´s what was given the old German name "Atlasspat" for. (Author: Andreas Gerstenberg)

Calcite, chalcopyrite Segen Gottes

Calcite, Chalcopyrite Sweetwater Mine, Viburnum Trend District, Reynolds County, Missouri, USA 4.8 x 4.0 x 3.0 cm (Author: Don Lum)

Calcite, Chalcopyrite Sweetwater M

Calcite, Chalcopyrite Sweetwater Mine, Viburnum Trend District, Reynolds County, Missouri, USA 4.8 x 4.0 x 3.0 cm (Author: Don Lum)

Calcite, Chalcopyrite Sweetwater M

Calcite, Chalcopyrite Sweetwater Mine, Viburnum Trend District, Reynolds County, Missouri, USA 5 x 3.5 cm (Author: Don Lum)

Calcite, Chalcopyrite Sweetwater M

Calcite, Chalcopyrite Sweetwater Mine, Viburnum Trend District, Reynolds County, Missouri, USA 5 x 3.5 cm (Author: Don Lum)

Calcite, Chalcopyrite Sweetwater M

Calcite, Chalcopyrite, Dolomite
Bullfrog Mine, Joplin Field, Joplin, Tri-State District, Jasper County, Missouri, USA
183 mm x 121 mm x 65 mm (Author: Don Lum)

Calcite, Chalcopyrite, Dolomite
Bullfrog Mine, Joplin Field, Joplin, Tri-State District, Jasper County, Missouri, U

Calcite, Chalcopyrite, Dolomite
Bullfrog Mine, Joplin Field, Joplin, Tri-State District, Jasper County, Missouri, USA
183 mm x 121 mm x 65 mm (Author: Don Lum)

Calcite, Chalcopyrite, Dolomite
Bullfrog Mine, Joplin Field, Joplin, Tri-State District, Jasper County, Missouri, U

Calcite, Chalcopyrite, Galena, Pyrite
Peru
8,3 x 6,9 x 4,2 cm (Author: Bergur_E_Sigurdarson)

Calcite, Chalcopyrite, Galena, Pyrite

Calcite, Chalcopyrite, Hematite
Fengjiashan Mine, Edong, Daye, Huangshi Prefecture, Hubei Province, China
90 mm x 75 mm x 38 mm (Author: Don Lum)

Calcite, Chalcopyrite, Hematite
Fengjiashan Mine, Edong, Daye, Huangshi Prefecture, Hubei Province, Chi

Calcite, Chalcopyrite
Fengjiashan Mine, Edong, Daye, Huangshi Prefecture, Hubei Province, China
9 x 5 cm (Author: Volkmar Stingl)

Calcite, Chalcopyrite
Fengjias