| Deposit ID | 10043903 |
|---|---|
| MRDS ID | M231205 |
| Record type | Site |
| Current site name | Alta Shaft |
| Geographic coordinates: | -119.65128, 39.27629 (WGS84) |
|---|
Political divisions (FIPS codes)
Storey(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Virginia City(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)
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 | Storey |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 016N | 21E | 05 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Copper | Secondary |
| Lead | Secondary |
| Zinc Critical | Tertiary |
| Iron | Tertiary |
| Materials | Type of material |
|---|---|
| Argentite | Ore |
| Galena | Ore |
| Gold | Ore |
| Polybasite | Ore |
| Pyrite | Ore |
| Quartz | Gangue |
| 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 Andes | ||||
| Rock description | Alta Andes | ||||
| |||||
| (1) | -119.65128, 39.27629 |
|---|
| General form | TABULAR |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1859 |
| Year of first production | 1879 |
| District name | Comstock Lode |
|---|
| Type of workings | Underground |
|---|---|
| Overall depth | 655.32M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M231205 |
STODDARD, CARL, AND CARPENTER, J.A., 1950, MINERAL RESOURCES OF STOREY AND LYON COUNTIES OF THE COMSTOCK; 1940-41 OPEN FILE REPORT N.B.M.G
STUDDARD, C. AND CARPENTER, J.A., 1950
| Subject category | Comment text |
|---|---|
| Deposit | VEIN, WITH SUPERGENE ENRICHMENT ABOVE THE 500-FT. LEVEL. |
| Deposit | THIS SHAFT WAS DUG TO TAP THE "BIG BONANZA" LODE AND WAS 2150 FT DEEP. THE ALTA WAS UNDER DEVELOPMENT FROM 1874 TO 1900 WITH LITTLE SUCCESS. THE TOTAL RECORDED PRODUCTION WAS 24,242 TONS WITH A GROSS VALUE OF $403,564. ORIGINALLY STAKED IN 1859. DEVELOPED, 1874-1898. ; INFO.SRC : 2 UNPUB REPT; 2 UNPUB REPT |
| 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.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.