| Deposit ID | 10043923 |
|---|---|
| MRDS ID | M231228 |
| Record type | Site |
| Current site name | Keyes Mine |
| Alternate or previous names | Belmont Uncle Sem Shaft |
| Geographic coordinates: | -119.62239, 39.31268 (WGS84) |
|---|---|
| Elevation | 1661 |
Political divisions (FIPS codes)
Storey(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Flowery Peak(quadrangle 1:24,000 scale)
Carson City(quadrangle 1:100,000 scale)
Reno(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Carson(hydrologic unit)
Carson(hydrologic accounting unit)
Central Lahontan(hydrologic subregion)
Great Basin(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Nevada | Storey |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 07N | 021E | 28 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| 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) > Intermediate Volcanic Rock > Andesite | ||||||
| Rock unit name | Alta Andesite | ||||||
| Rock description | Alta Andesite | ||||||
| |||||||
| (1) | -119.62239, 39.31268 |
|---|
| General form | TABULAR |
|---|---|
| Strike | N20E |
| Dip | 35E |
| Thickness | 2.13M |
| Depth to top | 73.15M |
| Depth to bottom | 109.73M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1880 |
| Year of first production | 1933 |
| District name | Comstock Lode |
|---|
| Ownership category | Private |
|---|
| Type of workings | Underground |
|---|---|
| Overall depth | 109.73M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M231228 |
STODDARD, CARL, AND CARPENTER, J.A., 1950, MINERAL RESOURCES OF STOREY AND LYON COUNTIES, NEVADA: NBMG BULL. 49
W.P.A. STATE WRITER'S PROJECT, 1940-1941; INDIVIDUAL HISTORIES OF THE MINES OF THE COMSTOC,UNPUBLISHED OPEN-FILE REPORT, NEV. BUREAU OF MINES & GEOL.
STODDARD, C. AND CARPENTER, J.A., 1950
| Subject category | Comment text |
|---|---|
| Deposit | A SHAFT WAS SUNK IN THE 1980'S IN THE HANGING WALL AND ACCORDING TO NEWSPAPERS THE VEIN WAS CUT AT 240 FEET. A WINZE WAS SUNK ON IT TO THE 300 FOOT LEVEL EXPORING A WIDE VEIN WITH RICH ORE ON THE FONT WALL. SOME ORE WAS SHIPPED IN 1928 A STRONG WIDTH OF MINERALIZATION WAS DISCOVERED BY DRIFTS AT THE 300 FT LEVEL, THIS WAS SULFIDE ORE ASSAYED FROM $2 TO $200 PER TON WITH A RATIO OF MILLING GRADE MADE UP OF BARREN WHITE QUARTZ SURROUNDED BY BLACK QUARTZ CARRYING SILVER SULFIDES. IN 1933 THE COMPANY REPORTED A PRODUCTION OF 550 TONS OF A GROSS VALUE OF $3,924. ; INFO.SRC : 1 PUB LIT |
| Deposit | NORTH END OF COMSTOCK LODE; VEIN |
| Deposit | ONE OF THE NORTH END MINES OF THE COMSTOCK LODE. MOST OF THE PRODUCTION CAME FROM ABOVE THE 2000-FT LEVEL UNTIL AFTER 1909 WHEN NEW ORE BODIES WERE DISCOVERED ON THE EAST VEIN. ORE WAS MINED FOR THE NEXT FOUR YEARS FROM THE 2300 FT LEVEL TO THE 2500-FT LEVEL, AND A VEIN ON THE 2000-FT LEVEL PRODUCED ORE. TOTAL PRODUCTION, 1867-1918 WAS 54,047 TONS ORE WITH AN AVERAGE VALUE OF $23.80 PER TON. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1980 | Flynn, Patricia Dodd | Nevada Bureau of Mines and Geology |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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