| Deposit ID | 10259608 |
|---|---|
| MAS/MILS ID | 0060091784 |
| Record type | Site |
| Current site name | Carson Hill Mine |
| Alternate or previous names | Carson Hill Surface Mine |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -120.4974, 38.01301 (WGS84) |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Calaveras(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Columbia(quadrangle 1:24,000 scale)
San Andreas(quadrangle 1:100,000 scale)
Sacramento(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Stanislaus(hydrologic unit)
San Joaquin(hydrologic accounting unit)
San Joaquin(hydrologic subregion)
California(hydrologic region)
Federal lands
USBR(Federal land areas administered by USBR)
| Country | State | County |
|---|---|---|
| United States | California | Calaveras |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 002 N | 013 E | 12 | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Secondary |
| Ore Body (1) | -120.4974, 38.01301 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1850 |
| Mining method | Open Pit |
| Year of first production | 1850 |
| Plant type | Leach |
| Plant subcategory | Precipitation |
| Milling method | Heap Leach-Agglomerate-Carbon Column-Electrowin |
| Ownership category | Unknown |
|---|
| Type | Owner |
|---|---|
| Owner | Western Mining Corp. Holdings Ltd. |
| Interest | 100 |
| Home office | California |
| Year | 1996 |
| Type | Operator |
|---|---|
| Owner | Carson Hill Gold Mining Corpporation |
| ID | 0403875 |
| Home office | California |
| Year | 1996 |
| Type | Owner-Operator |
|---|---|
| Owner | Grandview Resources |
| Interest | 100 |
| Home office | Canada |
| Year | 1987 |
| First year | 1984 |
| Year | 1988 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Gold Production 60000 T Oz.Yr | ||||||||||||||
| |||||||||||||||
| Year | 1989 |
|---|---|
| Description | Ore Leached 1384000 Mt/Yr |
| Year | 1989 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Gold Production (Last Year) 35522 Tr Oz/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1991 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Residual Heap Leach Gold Production 1309 T Oz/Yr | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1987 | ||||||||||||||
| Indicated | 14660000mt ore | ||||||||||||||
| Demonstrated | 14660000mt ore | ||||||||||||||
| Inferred | 4500000mt ore | ||||||||||||||
| Total resources | 19160000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060091784 | |
| Mine Safety and Health Administration | MSHA | MSHA | 0403875 |
WALLACE MINER, P1, 8/14/86.
MINING ENGINEERING MAGAZINE, P11, 1/87.
ROCKY MTN PAYDIRT, PP. 4A-5A, 1/87.
MINING JOURNAL, P10, 1/87.
THE MINING JOURNAL, "CARSON HILL PROPERTY READYING FOR
COMMERCIAL PRODUCTION", V 98, #23, JUNE 10, 1987, P39.
CALIF. DIV. MINES AND GEOL, SPECIAL PUBLICATION 103, 1990.
RANDOL MINING DIRECTORY 1996/7, U.S. MINES & MINING
COMPANIES, P152.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 28-OCT-97 | Buckingham, David A. | U.S. Bureau of Mines |
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.