Chalcophyllite Image |
Mineral: | Chalcophyllite: Cu++18Al2(AsO4)3(SO4)3(OH)27ยท33(H2O) | |||||
Comments: | Altered rhyolite vug lined with chalcophyllite crystals. The largest crystal is 0.5 cm across and several have the perfect "stop sign" hexagon form. | |||||
Location: | Majuba Hill Mine, Pershing County, Nevada, USA. | |||||
Scale: | Picture size 2 cm. | |||||
Copyright: | © John Veevaert | |||||
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