| Deposit ID | 10246243 |
|---|---|
| MRDS ID | M231564 |
| MAS/MILS ID | 0320070964 |
| Record type | Site |
| Current site name | Big Springs Mine |
| Alternate or previous names | Dr Nos. 1-13, Big Springs, Cp Claims - 0320071002, Greenstone Claims - 03200771003, Kar Claims - 0320071004, Leta Nos. 1-26 - 0320071005, Lin Claims - 0320071006, Mc Nos. 1-66 - 0320071007, Mm Nos. 1-220, Mac Clalims, Mac Ridge Deposit, Mesona Claims - 0320070956, Mori Claims - 0320071008, Nf Claims - 0320071009, Pete Claims - 0320071010, Sleeper Claims - 0320071011, Sue Claims - 0320071012, Open Pit Names:, Mac Ridge, North Sammy Creek, South Sammy Creek, 401 |
| Related records | 10044200, 10149401 |
| Point of reference | Pit |
|---|---|
| Geographic coordinates: | -115.97233, 41.5555 (WGS84) |
| Elevation | 2560 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Elko(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
McAfee Peak(quadrangle 1:24,000 scale)
Jarbidge Mountains(quadrangle 1:100,000 scale)
Wells(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
North Fork Humboldt(hydrologic unit)
Humboldt(hydrologic accounting unit)
Black Rock Desert-Humboldt(hydrologic subregion)
Great Basin(hydrologic region)
Federal lands
Humboldt-Toiyabe National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Nevada | Elko |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 042 N | 053 E | 02 | E2 | Nevada |
| Commodity | Importance |
|---|---|
| Arsenic Critical | Tertiary |
| Barium-Barite Critical | Tertiary |
| Gold | Primary |
| Silver | Secondary |
| Pit (1) | -115.97233, 41.5555 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Plant |
| Commodity type | Both |
| Deposit size | Small |
| Significant | Yes |
| Discovery year | 1981 |
| Mining method | Open Pit |
| Year of first production | 1987 |
| Plant type | Leach |
| Milling method | Autoclave-Carbon-In-Pulp-Electrowin |
| Type of mineral rights | Located Claim |
|---|---|
| Type of mineral rights | Private Lease |
| Ownership category | National Forest |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Independence Mining Co., Inc. |
| ID | 2670113 |
| Interest | 100 |
| Home office | Nevada |
| Year | 1996 |
| First year | 1990 |
| Type | Unknown |
|---|---|
| Owner | Fmc (Not Listed As Owner Or Operator In |
| Interest | 30 |
| Home office | Illinois |
| Year | 1996 |
| First year | 1990 |
| Last year | 1996 |
| Type | Unknown |
|---|---|
| Owner | Bull Run Gold Mines, Ltd. (2.5% Nsr) |
| Home office | Nevada |
| Year | 1996 |
| First year | 1989 |
| Year | 1987 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Heap Leach 284,254 Gm Au 157900 Metric Ton Ore/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1988 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Mill 74,640 Gm Au 19100 Metric Ton Ore/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1988 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Heap Leach 1,542,560 Gm Au 667500 Metric Ton Ore/Yr | ||||||||||||||
| |||||||||||||||
| Year | 1991 |
|---|---|
| Description | Ore 625000 Short Tons |
| Year | 1991 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Ag 3327 Oz | ||||||||||||||
| |||||||||||||||
| Year | 1991 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Au 69539 Oz | ||||||||||||||
| |||||||||||||||
| Year | 1992 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Gold (Fiscal Yr) 69600 Oz | ||||||||||||||
| |||||||||||||||
| Year | 1995 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Silver Production 280 T Oz/Yr Silver | ||||||||||||||
| |||||||||||||||
| Year | 1995 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Gold Production 1780 T Oz/Yr Gold | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1986 | ||||||||||||||
| Demonstrated | 1814000mt ore | ||||||||||||||
| Total resources | 1814000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1992 | ||||||||||||||
| Demonstrated | 652000mt ore | ||||||||||||||
| Total resources | 652000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1993 | ||||||||||||||
| Demonstrated | 3734517mt ore | ||||||||||||||
| Total resources | 3734517mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0320070964 | |
| USGS | Mineral Resources Data System | MRDS | M231564 | MAS references MRDS |
| Mine Safety and Health Administration | MSHA | MSHA | 2670113 |
RANDOL MINING DIRECTORY, 1994/95, U.S. MINES & MINING
COMPANIES, P308.
RANDOL MINING DIRECTORY, 1996/97, U.S. MINES & MINING
COMPANIES, P232.
E&MJ INTERNATIONAL DIRECTORY, VOL 13, NO 3, P.8-9, 8/22/86.
ROCKY MTN PAYDIRT, P.24A, 6/86.
MINING JOURNAL, P.27, 7/11/86.
SKILLINGS MINING REVIEW, P.5, 7/5/86.
U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 17-92, 1992, PLATE 1,
NO. 109.
ANDERSON, B. (CHIEF ENGINEER), AND P. LAHTI (MILL
SUPERINTENDENT). BIG SPRINGS PROJECT, FREEPORT-MCMORAN
GOLD CO., ELKO, NV, PERSONAL COMMUN., AUG. 10, 1989;
AVAILABLE UPON REQUEST FROM T. CAMM, BUMINES, SPOKANE, WA.
BIG SPRINGS PROJECT, ELKO COUNTY, NEVADA. ENVIRONMENTAL
ASSESSMENT PREPARED FOR THE USFS HUMBOLDT NATIONAL FOREST
AND THE BLM ELKO RESOURCE AREA, MAY 1987.
BULL RUN GOLD MINES LTD. ANNUAL REPORT, 1986, 1987, 1988.
COLLARD, J., D. HART, AND B. PARTIKA. THE BIG SPRINGS
PROJECT, FREEPORT MCMORAN GOLD CO. REPRINTED FROM GEOL.
SOC. OF NEVADA SPEC. PUBL. NO. 6 IN INTERNATIONAL MEETING
ON GOLD EXPLORATION: TECHNIQUES, CONCEPTS, AND PROBLEMS,
FIELD TRIP GUIDEBOOK NO. 6, SPONSORED BY SOC. MIN. ENG.,
RENO, NV, OCT. 9-12, 1988.
DATAQUEST INC. COST REFERENCE GUIDE FOR CONSTRUCTION
EQUIPMENT. SAN JOSE, CA, PERIODICALLY UPDATED.
FREEPORT-MCMORAN GOLD CO. ANNUAL REPORT AND FORM 10-K,
1987, 1988.
MULAR, A. L. MINING AND MINERAL PROCESSING EQUIPMENT
COSTS AND PRELIMINARY CAPITAL COST ESTIMATES. CIM, V. 25,
1982, 265 PP.
SCHUMACHER, O. L. MINING COST SERVICE. WESTERN MINE
ENG., SPOKANE, WA, PERIODICALLY UPDATED.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 04-NOV-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.