Pyrrhotite from selected localities.
USA | |
| Lindgren, Waldemar (1896a), The gold-quartz veins of Nevada City and Grass Valley districts, California: USGS 17th. Annual Report, part 2: 118; Knaebel, John Ballantine (1931), The veins and crossings of the Grass alley district, California: Economic Geology: 26: 393; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 311. |
Van King |