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Aurichalcite : (Zn,Cu)5[(OH)3|CO3]2 | |
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Fredrickson mine, Goodsprings District, Clark Co., Nevada, USA Blue-green spray. Field of view,.7mm. R.D.Green collection and photo. |
| © R.D.Green | Photo ID: 64752 View Count: 208 |
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Potosi mine, Goodsprings District, Clark Co., Nevada, USA 8.1 x 5.1 x 4.4 cm. This is another rare U.S. azurite specimen out of the collection of Bob Byers, also from Nevada, but from a different mine. It has a spongy appearance, and is composed of solid azurite and malachite, with some rusty limonite adding a color accent. This specimen is notable more as a locality piece than as a great azurite, to be ... |
| © Rob Lavinsky | Photo ID: 139137 View Count: 95 |
Boltwoodite : (K,Na)(UO2)[HSiO4] · 0.5H2O | |
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Green Monster Mine, Goodsprings District, Clark Co., Nevada, USA Double terminated crystal of boltwoodite on quartz. Field of view, 1mm x 1mm. Collected by Dick Thomssen. Brent Thorne specimen and photograph. |
| © Brent Thorne 2008 | Photo ID: 196700 View Count: 57 |
Calcite : CaCO3 | |
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Smithsonite mine, Goodsprings District, Clark Co., Nevada, USA Crystal of calcite showing hexagonal form. Associated with fornacite. Field of view, 1mm x 1mm. I collected this specimen myself. Brent Thorne specimen and photograph. |
| © Brent Thorne | Photo ID: 45630 View Count: 218 |
Chlorargyrite : AgCl | |
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Crystal Pass properties, Goodsprings District, Clark Co., Nevada, USA Chlorargyrite associated with wulfenite. Field of view, 4mm x 4mm. I collected this specimen myself. Brent Thorne specimen and photograph. |
| © Brent Thorne | Photo ID: 45627 View Count: 242 |
Chrysocolla : (Cu,Al)2H2Si2O5(OH)4·nH2O | |
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Mountain Top mine, Goodsprings District, Clark Co., Nevada, USA Group of bluish-green balls. FOV 3.5mm. R.D.Green collection and photo. |
| © R.D.Green | Photo ID: 206698 View Count: 40 |
Dumontite : Pb2(UO2)3[(OH)2|PO4]2 · 3H2O | |
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Green Monster Mine, Goodsprings District, Clark Co., Nevada, USA Yellow xls of Dumontite richly scattered on matrix. Picture width is 3mm. |
| © Elmar Lackner | Photo ID: 204153 View Count: 108 |
Fornacite : Pb2Cu[OH|AsO4|CrO4] | |
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Slinger mine (Singer mine), Goodsprings District, Clark Co., Nevada, USA Two .5mm. green prismatic xls. R.D. Green collection and photo. |
| © R.D.Green | Photo ID: 57915 View Count: 264 |
Fornacite : Pb2Cu[OH|AsO4|CrO4], Chrysocolla : (Cu,Al)2H2Si2O5(OH)4·nH2O | |
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Slinger mine (Singer mine), Goodsprings District, Clark Co., Nevada, USA Tiny .5mm. light green xl. R.D.Green collection and photo. |
| © R.D.Green | Photo ID: 57914 View Count: 188 |
Hemihedrite : Pb10Zn[(F,OH)2|(CrO4)6|(SiO4)2] | |
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Milford mine, Goodsprings District, Clark Co., Nevada, USA Field of view 6 mm. Collection M. Kampf No 89-227. |
| © 2005 M. Kampf | Photo ID: 31455 View Count: 494 |
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