-
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 -
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
-
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
-
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
-
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 -
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 -
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
-
Mimetite Mina Ojuela, Mapimi, Durango, Mexico 4 x 2 x 2 cm the other side (Author: Jean Sendero)
Mimetite
Mina Ojuela, Mapi -
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 -
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 -
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
-
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
-
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
-
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
-
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
-
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