Arsenopyrite from Shasta County, California, USA
USA | |
| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 87. Averill, Charles V. (1933), Gold deposits of the Redding-Weaverville quadrangles: California Journal of Mines and Geology, California Division Mines (Report 29): 29: 12, 50, 57 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |