| Deposit ID | 10245976 |
|---|---|
| MAS/MILS ID | 0300490124 |
| Record type | Site |
| Current site name | Basin Creek Mine |
| Alternate or previous names | Paupers Dream, Paupers Dream Project, Columbia, Luttrell |
| Point of reference | Pit |
|---|---|
| Geographic coordinates: | -112.29669, 46.4216 (WGS84) |
| Elevation | 2268 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Lewis and Clark(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Three Brothers(quadrangle 1:24,000 scale)
Butte North(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Missouri(hydrologic unit)
Upper Missouri(hydrologic accounting unit)
Missouri-Marias(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Helena-Lewis and Clark National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Jefferson |
| United States | Montana | Lewis and Clark |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 008 N | 006 W | 25 | NWNWNE | Montana |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Pyrite | Gangue |
| Arsenopyrite | Gangue |
| Result | 0.1 OZ/TON A |
|---|
| Model code | 104 |
|---|---|
| USGS model code | 25a |
| Deposit model name | Hot-spring Au-Ag |
| Mark3 model number | 45 |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||
| Rock unit name | Rhyolite | ||
| |||
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||
| Rock unit name | Rhyolite | ||
| |||
| Pit (1) | -112.29669, 46.4216 |
|---|
| Type of structure | Regional |
|---|---|
| Structure name | Boulder Batholith |
| Operation type | Surface |
|---|---|
| Development status | Plant |
| Commodity type | Metallic |
| Significant | Yes |
| Discovery year | 1865 |
| Mining method | Open Pit |
| Year of first production | 1902 |
| Plant type | Leach |
| Milling method | Hydrometallurgy Unspecified |
| District name | Rimini |
|---|
| Ownership category | Mixed |
|---|
| Type | Owner |
|---|---|
| Owner | Pegasus Gold Inc. |
| Interest | 100 |
| Home office | Montana |
| Year | 1991 |
| First year | 1989 |
| Type | Operator |
|---|---|
| Owner | Basin Creek Mining |
| Home office | Montana |
| Year | 1996 |
| Year | 1989 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Au 26000 Oz | ||||||||||||||
| |||||||||||||||
| Year | 1990 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Au 26500 Oz | ||||||||||||||
| |||||||||||||||
| Year | 1991 |
|---|---|
| Description | Shut Down On Care & Maintenance |
| Year | 1994 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Description | Gold Production 700 Troy Ounces Gold | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1990 | ||||||||||||||
| Total resources | 4536000mt ore | ||||||||||||||
| |||||||||||||||
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1990 | ||||||||||||||
| Total resources | 6804000mt ore | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0300490124 | |
| USGS | Mineral Resources Data System | MRDS | DB02120 |
PEGASUS GOLD INC. FORM 10-K 1995, P.7.
PEGASUS GOLD INC. 1994 ANNUAL REPORT. P11.
PEGASUS GOLD INC. FORM 10-K 1994. PP6,21.
U.S. GEOLOGICAL SURVEY BULLETIN 842, 1933, P. 260.
U.S. GEOLOGICAL SURVEY BULLETIN 1151, P. 115-116.
RANDOL GOLD DIRECTORY, 1988.
MONT. BUREAU OF MINES AND GEOL. BULLETIN 129, 1991,
MONT. BUR MINES, BULL 130, 1992.
| Subject category | Comment text |
|---|---|
| Deposit | AS OF 1996, THE MINE IS IN RECLAMATION AND FINAL CLOSURE IS EXPECTED TO OCCUR IN 1998. HEAP LEACHING OPERATION. EXPECTED START OF PROD. IN 3RD QTR.1988 ANNUAL AU OUTPUT LEVEL EXPECTED TO BE 34,000 OZ. 1988 RESERVE= 1,202,627 CONT. OZ. MINE SHUT DOWN IN 1991 (CARE AND MAINT). |
| Deposit | THE PRESENCE OF ABUNDANT AU IS A FUNCTION OF THE ORIGINAL AU CONTENT AND DEGREE OF SECONDARY ENRICHMENT. PRIMARY AU ASSOCIATED WITH PYRITE AND ARSENOPYRITE WAS DISSEMINATED IN THE CLOSELY JOINTED, LAMINATED FLOW ROCKS. WHERE THE SULFIDE MINERALS HAVE BEEN OXIDIZED BY WEATHERING THE AU IS FREE. |
| Deposit | Merged data from Deposit ID 10015857 (Paupers Dream Mine) |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 26-JUN-97 | Buckingham, David A. | U.S. Bureau of Mines | |
| Editor | 28-JUL-08 | Schruben, Paul | U.S. Geological Survey | Fixed lat/long - county disagreement. |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.