| Lat / long: | 40.78156, -118.1332 |
| Primary: | Tungsten |
| Secondary: | Molybdenum |
| Tertiary: | Silver, Gold, Copper, Bismuth |
| Ore: | Scheelite, Powellite, Garnet, Quartz, Pyrite, Wollastonite, Tremolite, Calcite, Diopside |
| Gangue: | Epidote |
| Discovery year: | 1917 |
| Operation type: | Surface-Underground |
| Deposit type: | skarn; vein |
| Production size: | Large |
| Development status: | Producer |
| Production years: | 1918-1919; 1925-1958; 1982 |
| First production started: | 1918 |
| Last production ended: | 1982 |
| Host rock: | Raspberry Formation |
| Host type: | Limestone,Skarn (Tactite) |
| Associated rock: | Springer Stock, Olsen Stock |
| Associated type: | Granodiorite,Andesite |
| Structure: | The Stank fault strikes N-S for 1.5 miles. Strata strike N20E. The strata on the west side of the fault dip east, while on the east side of the fault, beds dip 70 west. Post-mineral faults also present, in many cases off-setting mineralized skarn beds., Basin and Range faulting |
| Alteration processes: | silicification, albitization |
| DEP | 10310494 |
| Reference | {Deposit:: Kerr, P.F., 1934, Geology of the tungsten deposits near Mill City, Nevada, U. of Nev., Vol 28, No. 2 (NBMG Bull.21), 46 p.}{Deposit:: Johnson, M.G., 1977, Geology and Mineral Deposits in Pershing County, Nevada: NBMG Bull. 89}{Deposit:: Kerr, 1946, Tungsten Mineralization in the United States: GSA Memoir 15, 241 p.}{Deposit:: Stager, H. K and Tingley, J.V., 1988, Tungsten Deposits in Nevada, NBMG Bull. 105.}{Deposit:: King, W. H. and Holmes, G.H., Jr., 1950, Investigation of Nevada-Massachusetts Tungsten Deposits, Pershing County, NV; USBM Report of Investigations RI 4634, p. 3-4.} |
| Reporter | LaPointe, D.D., Schruben, Paul G. |