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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
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Descloizite
Americas Stope, level 17, Velardeña Mine, now in Buena Tierra Mine, West Camp, Santa Eulalia, Chihuahua, Mexico
7.5 x 4.5 x 3.5 (Author: Jean Sendero)
Descloizite
Americas Stope, level
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Descloizite on calcite matrix
Americas Stope, level 17, Velardeña Mine, now in Buena Tierra Mine, West Camp, Santa Eulalia, Chihuahua, Mexico
6 x 5.5 x 4 cm (Author: Jean Sendero)
Descloizite on calcite matrix
Amer
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Descloizite with very fine vanadinite
Americas Stope, level 17, Velardeña Mine, now in Buena Tierra Mine, West Camp, Santa Eulalia, Chihuahua, Mexico
7.5 x 6 x 3
Raman analysis shows a dominance of descloisite with the occasional vanadinite spikes. (Author: Jean Sendero)
Descloizite with very fine vanadin
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Hemimorphite from Cerro Las Minas, Guadalupe Victoria, Durango, Mexico.
Size: 23 cm wide x 21 cm tall (Author: Jean Sendero)
Hemimorphite from
Size: 23 cm wide
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Hemimorphite
Level 17, Mina El Potosi, Santa Eulalia, Chihuahua, Mexico
6.5 x 4 x 4.4 cm
Hemimorphite rosettes with crystals included by hematitic dust. Main crystal is 4 cm tall (Author: Jean Sendero)
Hemimorphite
Level 17, Mina El
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Mimetite
San Pedro Mine, San Luis Potosi, Mexico
App 8 cm across
Photo taken with BlackBerry. (Author: Jean Sendero)
Mimetite
San Pedro Mine, San Luis
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Mimetite
Mina Ojuela, Mapimi, Durango, Mexico
4 x 2 x 2 cm
the other side (Author: Jean Sendero)
Mimetite
Mina Ojuela, Mapi
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Mimetite
Mina Ojuela, Mapimi, Durango, Mexico
4 x 2 x 2 cm
Plate of bright yellow lustrous reversed tear drop like of mimetite crystal aggregates. Tear drops are up to 2 cm high (Author: Jean Sendero)
Mimetite
Mina Ojuela, Mapi
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Mimetite
Mina Ojuela, Mapimi, Durango, Mexico
8 x 7 x 3.5 cm
Plate of mimetite tear drops (Author: Jean Sendero)
Mimetite
Mina Ojuela, Mapi
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Mottramite on quartz matrix
Level 35, América Poniente? or Lugar San Juan Poniente, Mina Ojuela, Mapimi, Durango, Mexico
9 x 8 x 8 cm
Same specimen than above but trimmed a little. (Author: Jean Sendero)
Mottramite on quartz matrix
Level
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Mottramite stalactie
Level 35? or Lugar San Juan Poniente, Mina Ojuela, Mapimi, Durango, Mexico
14 x 9 x 8
After a bit of trimming and cleaning, it should look like a beauty.
Tallest stalactite is 2.5 cm in height. (Author: Jean Sendero)
Mottramite stalactie
Level 35? or
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Mottramite with wulfenite
Level 35? or Lugar San Juan Poniente, Mina Ojuela, Mapimi, Durango, Mexico
14 x 9 x 8
Backside of the specimen photographed above. Shows two nice dipyramidal yellow wulfenites sticking out of the limonitic matrix. (Author: Jean Sendero)
Mottramite with wulfenite
Level 35
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Quartz coated by Mottramite or quartz after barite covered by Mottramite?
Level 35, América Poniente? or Lugar San Juan Poniente, Mina Ojuela, Mapimi, Durango, Mexico
1.5 x 2 x 2.5 cm
Base of the crystal coated by mottramite. This is quartz but the cross section of the crystal is not typical of quartz. Can it be a barite?
Different specimen than the above. (Author: Jean Sendero)
Quartz coated by Mottramite or qua
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Quartz coated by Mottramite or quartz after barite covered by Mottramite?
Level 35, América Poniente? or Lugar San Juan Poniente, Mina Ojuela, Mapimi, Durango, Mexico
3 x 4 x 2.5 cm
During the trimming process, this puppie got exposed. The termination is unusual for a quartz. Can it be barite? (Author: Jean Sendero)
Quartz coated by Mottramite or qua
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Smithsonite pseudo after calcite
Level 8th, Mina San Antonio, Sta Eulalia, Chihuahua, Mexico
7.5 x 6 x 4 cm
The yellowish version with unfortunately a small busted tip......There are better ones out there. (Author: Jean Sendero)
Smithsonite pseud
Level 8th, Mina S