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Single Bournonite Crystal on Pyrite
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Collection |
John Betts - Fine Minerals |
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Description |
Lustrous gray-metallic Bournonite crystals, repeatedly twinned, resulting in a classic cogwheel formation 12 mm across, on yellow-metallic Pyrite crystals to 2 mm. |
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Locality |
Mina Machacamarca, Viboras section, near Colavi, Potosi, Bolivia |
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Dimensions |
6 x 4 x 3 cm. |
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Specimen Grade |
B |
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Photograph |
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