Sphalerite from New York Mountains, Clark County, Nevada, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. NBMG ofr 88-1 |
Walstrom, Robert E. (n.d.) Personal communication. |
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. NBMG ofr 88-1 |
Walstrom, Robert E. (n.d.) Personal communication. |