| Deposit ID | 10045996 |
|---|---|
| MRDS ID | M233901 |
| Record type | Site |
| Current site name | Keystone |
| Alternate or previous names | Nickel Duke, Nick Del Duke |
| Geographic coordinates: | -114.29948, 40.88714 (WGS84) |
|---|---|
| Relative position | NE SILVER ZONE BASIN |
Political divisions (FIPS codes)
Elko(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Silver Zone Pass(quadrangle 1:24,000 scale)
Wendover(quadrangle 1:100,000 scale)
Elko(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Pilot-Thousand Springs, Nevada, Utah(hydrologic unit)
Great Salt Lake(hydrologic accounting unit)
Great Salt Lake(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 | Elko |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 035N | 068E | 21,28 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Tungsten Critical | Secondary |
| Materials | Type of material |
|---|---|
| Pyrite | Ore |
| Quartz | Gangue |
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| (1) | -114.29948, 40.88714 |
|---|
| General form | TABULAR |
|---|---|
| Width | 3.05M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1875 |
| Year of first production | 1918 |
| District name | Proctor (Silver Zone) |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M233901 |
PATTERSON, EDNA, (1964), WHO NAMED IT? ELKO INDEPENDENT - W. & M. MONROE PUBLISHERS.
LINCOLN, F.C., (1923), MINING DISTRICTS AND MINERAL RESOURCES OF NEVADA, NEVADA NEWSLETTER PUBL. 60
SMITH, ROSCOE M, MINERAL RESOURCES OF ELKO COUNTY, NEVADA, USGS OPEN FILE REPORT, 1976-56
FIELD EXAM BY J. V. TINGLEY, NBMG, ON 7/16/80
SMITH, R.M., (1976) P. 135-6
| Subject category | Comment text |
|---|---|
| Deposit | VEINS, QUARTZ; SHEAR ZONE |
| Deposit | THE SILVER ZONE MINING DISTRICT WAS DISCOVERED IN 1872, CREATING A SMALL MINING EXCITEMENT; A POST OFFICE WAS ESTABLISHED FROM AUGUST 27, 1872 TO SEPTEMBER 10, 1873 TO SERVE THE NEW SILVER DISTRICT. A STAGE LINE SERVED THE DISTRICT FROM TOANU ON THE CENTRAL PACIFIC RR. IN 1917 THE NICK DEL DUKE PROPERTY MADE SMALL SHIPMENTS OF SILVER ORE. THE EARLIER PRODUCTION IS UNKNOWN. ; INFO.SRC : 1 PUB LIT |
| Deposit | Discovery Year: LATE 1800'S |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1979 | Tingley, J.V. | 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.