Chert from
USA | |
| NBMG Bull 73 Geology and Mineral Resources of Lincoln County, Nevada |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
USA | |
| NBMG Bull 73 Geology and Mineral Resources of Lincoln County, Nevada |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |