Aurichalcite from Humboldt County, Nevada, USA
USA | |
| Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada |
Collected by and in the collection of Alex Earl |
Silver Coin Mine, Valmy, Iron Point Mining District, Humboldt County, Nevada, USA