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Pyrite : FeS2, Calcite : CaCO3 | |
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Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico Very unusual pyrite crystal elongated along the 3-fold axis. Penetrated by a single double terminated calcite crystal. Specimen size 12mm x 3mm x 2mm. Dave Richerson specimen and photograph. |
| © D. Richerson | Photo ID: 32301 View Count: 406 |
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Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico Pyrite with smal quartz crystals and dark brown Sphalerite. Specimen size 6,5x5cm. Photo and collection Jorge M. Alves |
| © Jorge M. Alves | Photo ID: 84169 View Count: 128 |
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Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico A fine dusty but "sparkly" coating of pyrite is sprinkled on calcite on this 2 1/2 x 4 inch specimen in the Creekmur collection. |
| © Charles Creekmur | Photo ID: 233987 View Count: 18 |
Pyrite : FeS2, Galena : PbS | |
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Naica Mine, Naica, Mun. de Saucillo, Chihuahua, Mexico This is a 2 x 3 inch specimen in the Creekmur locality reference collection. |
| © Charles Creekmur | Photo ID: 234421 View Count: 17 |
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