| Deposit ID | 10045942 |
|---|---|
| MRDS ID | M233840 |
| Record type | Site |
| Current site name | Silver Circle |
| Alternate or previous names | Queen of the Hills Mine |
| Geographic coordinates: | -114.79756, 41.78047 (WGS84) |
|---|---|
| Relative position | 1 MI. WEST OF OLD CONTACT SITE |
Political divisions (FIPS codes)
Elko(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Contact(quadrangle 1:24,000 scale)
Jackpot(quadrangle 1:100,000 scale)
Wells(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Salmon Falls(hydrologic unit)
Upper Snake(hydrologic accounting unit)
Upper Snake(hydrologic subregion)
Pacific Northwest(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 | Elko |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 045N | 063E | 13 | Nevada |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Secondary |
| Lead | Secondary |
| Gold | Secondary |
| Materials | Type of material |
|---|---|
| Bornite | Ore |
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Galena | Ore |
| Actinolite | Gangue |
| Axinite | Gangue |
| Biotite | Gangue |
| Chlorite | Gangue |
| Diopside | Gangue |
| Garnet | Gangue |
| Tremolite | Gangue |
| Model code | 59 |
|---|---|
| USGS model code | 18b |
| Deposit model name | Skarn Cu |
| Mark3 model number | 8 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| (1) | -114.79756, 41.78047 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Granodiorite Stock With Assoc. Faults, Fractures |
| General form | IRREGULAR TO TABULAR |
|---|---|
| Width | 3.05M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1928 |
| Year of first production | 1928 |
| District name | Contact (48) |
|---|
| Type of workings | Underground |
|---|---|
| Overall depth | 76.2M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M233840 |
SCHRADER, F.C. (1935) THE CONTACT MINING DISTRICT, NEVADA: USGS BUL. 847-A
HOPE, R.A. & COATS, R.R. (1976) PRELIM. GEOLOGIC MAP OF ELKO CO., NEV: USGS OFR 76-779
SMITH, R.M. (1976) MINERAL RESOURCES OF ELKO CO., NEV: USGS OFR 76-56, P 39-45.
SCHRADER (1935) P. 31-32
| Subject category | Comment text |
|---|---|
| Deposit | LITTLE DONE HERE PRIOR TO 1928. 1,000 TONS OF SULFIDE ORE SHIPPED FROM 1928 TO MID-1930. ORE CONTAINED 11-29% CU, WITH A LITTLE PB AND AG. THE MINE IS OPENED TO 250 FT. BY A SHAFT INCLINED 50 SOUTH AND TUNNELS DRIVEN NE-WARD. THE META-LIMESTONE IS 100 WIDE ALONG THE GRANODIORITE CONTACT, AND THE PRINCIPAL ORE ZONE WITHIN IT IS 4 1/2 TO 10 FEET WIDE (SCHRADER, 1935, P 31-2.) ; INFO.SRC : 1 PUB LIT |
| Deposit | IGNEOUS CONTACT ZONE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1979 | Weimer, Becky S. | 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.