| Deposit ID | 10098620 |
|---|---|
| MRDS ID | M232767 |
| Record type | Site |
| Current site name | Chefoo Tunnel |
| Alternate or previous names | Round Hill Prospect, Probably Same As Birthday Mine |
| Geographic coordinates: | -117.58681, 41.82766 (WGS84) |
|---|---|
| Elevation | 1871 |
| Relative position | 60 MILES NORTH OF WINNEMUCCA |
Political divisions (FIPS codes)
Humboldt(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Buckskin Mountain(quadrangle 1:24,000 scale)
Quinn River Valley(quadrangle 1:100,000 scale)
McDermitt(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Quinn(hydrologic unit)
Black Rock Desert(hydrologic accounting unit)
Black Rock Desert-Humboldt(hydrologic subregion)
Great Basin(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Nevada | Humboldt |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 046N | 039E | 33 | Nevada |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Tertiary |
| Arsenic Critical | Tertiary |
| Iron | Tertiary |
| Zinc Critical | Tertiary |
| Antimony Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Marcasite | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Stibnite | Ore |
| Result | 20/TON AU |
|---|---|
| Result | 16 OZ AG/TON (IN 1915) |
| Model code | 150 |
|---|---|
| USGS model code | 25c |
| Deposit model name | Epithermal vein, Comstock |
| Mark3 model number | 16 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||
| |||
| (1) | -117.58681, 41.82766 |
|---|
| Strike | N14E |
|---|---|
| Dip | 80W |
| Width | 0.91M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1915 |
| District name | National District |
|---|
| Ownership category | Private |
|---|
| Type of workings | Underground |
|---|---|
| Length | 146.61M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M232767 |
WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS FO HUMBOLDT COUNTY, NEVADA: NEV. BUREAU OF MINES BULL. 59
LINDGREN, W, 1915, GEOLOGY AND MINERAL DEPOSITS OF THE NATIONAL MINING DISTRICT, NEV: U.S.G.S. BULL 601.
LAWRENCE, E. F., 1963, ANTIMONY DEPOSITS OF NEVADA; NEV. BUR MINES BULL. 61.
1979 MILS DATA
TINGLEY, J. V., 29 SEP 84, NBMG FIELD EXAMINATION
NBMG STAFF, 1985, NBMG OFR 85-3.
LINDGREN, W, 1915.
| Subject category | Comment text |
|---|---|
| Deposit | TABULAR |
| Deposit | A CROSSCUT TUNNEL ENCOUNTERS THE VEIN AT 416 FT, ALONG WHICH DRIFTS EXTEND 45 FT. SOUTH AND 20 FT NORTH. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1981 | La Pointe, D. D. | Nevada Bureau of Mines and Geology | |
| Updater | 01-SEP-1994 | Li, Zhiping (Peters, S.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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