| Deposit ID | 10044848 |
|---|---|
| MRDS ID | M232463 |
| Record type | Site |
| Current site name | Three M |
| Geographic coordinates: | -117.22233, 40.32712 (WGS84) |
|---|
Political divisions (FIPS codes)
Lander(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
McCoy(quadrangle 1:24,000 scale)
Fish Creek Mountains(quadrangle 1:100,000 scale)
Winnemucca(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Reese(hydrologic unit)
Humboldt(hydrologic accounting unit)
Black Rock Desert-Humboldt(hydrologic subregion)
Great Basin(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management NV)
Bureau of Land Management NV BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Nevada | Lander |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 028N | 042E | 02 | Nevada |
| Commodity | Importance |
|---|---|
| Gold | Tertiary |
| Silver | Tertiary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Malachite | Ore |
| Pyrite | Ore |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Cane Spring Formation |
| Rock description | Cane Spring Formation |
| (1) | Humboldt Assemblage - Shale, siltstone, sandstone, and minor carbonate |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Diorite Intrudes The Cane Spring Limestone |
| General form | IRREGULAR |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1934 |
| District name | Mccoy |
|---|
| Type of workings | Underground |
|---|---|
| Length | 30.48M |
| Overall depth | 21.34M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M232463 |
STAGER H.K. (1977) GEOLOGY & MINERAL DEPOSITS OF LANDER CO. NEV., N.B.M. BULL 88
SCHRADER F.C. (1934) THE MCCOY MINING DISTRICT LANDER CO. NEV., USGS CIRC 10
MCKEE E.H. & STEWART J. (1968) GEOLOGIC MAP OF THE MCCOY QUADRANGLE, USGS OPEN-FILE MAP
| Subject category | Comment text |
|---|---|
| Deposit | WORKINGS IN DENSE SILICIFIED LIMESTONE BENEATH COSSAN OUTCROP AT INTRUSIVE CONTACT. COPPER MINERALS PRESENT. |
| Deposit | THE PROPERTY IS EXPLORED BY A 70 FOOT SHAFT AND 100 FEET OF LATERAL WORKINGS. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-DEC-1980 | Kirkham, Richard A. | Nevada Bureau of Mines and Geology |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.