| Deposit ID | 10014684 |
|---|---|
| MRDS ID | D011565 |
| Record type | Site |
| Current site name | Pelican Mine |
| Alternate or previous names | Patented Claims: Pelican, MS 464, Pelican No. 2, MS 17000a, Atlanta, MS 17000a, Cannon, MS 17000a, Benson, MS 17000a, Blair, MS 17000a, Hunt, MS 17000a, Pelican Mill Site, MS 17000b |
| Related records | 10263804 |
| Geographic coordinates: | -107.34035, 38.02417 (WGS84) |
|---|---|
| Elevation | 2883 |
| Relative position | 1.55 MILES S 73 W FROM LAKE CITY |
Political divisions (FIPS codes)
Hinsdale(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lake City(quadrangle 1:24,000 scale)
Montrose(quadrangle 1:100,000 scale)
Montrose(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Gunnison(hydrologic unit)
Gunnison(hydrologic accounting unit)
Gunnison(hydrologic subregion)
Upper Colorado(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Colorado | Hinsdale |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 044N | 004W | 28,29,32,33 | Colorado |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Lead | Secondary |
| Copper | Tertiary |
| Zinc Critical | Tertiary |
| Antimony Critical | Tertiary |
| Manganese Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Sphalerite | Ore |
| Barite | Gangue |
| Quartz | Gangue |
| Rhodochrosite | Gangue |
| Result | IRVING AND BANCROFT (1911) CITE GRADE OF TWO 10-ST ORE SHIPMENTS AS 0.69 AND 0.63 OZ/TON AU, 165 AND 129 OZ/TON AG, WITH 2.07% PB. SEMIQUANTITATIVE SPECTROGRAPHIC ANALYSIS OF STEVEN AND OTHERS' (1977) GRAB SAMPLE FROM SHAFT DUMP |
|---|---|
| Result | GT 7% AL, 0.03% CA, 2% FE, 0.4% MG, 0.2% MN, 0.2% TI, 200 PPM B, 1000 PPM BA, 100 PPM CR, 80 PPM CU, 30 PPM MO, 3000 PPM PB, 2000 PPM ZN, LT 70 PPM ZR |
| Result | 0.01 OZ/TON AU AND 3.0 OZ/TON AG (FIRE ASSAY) |
| Result | 0.10% PB AND 0.10% ZN (ATOMIC ABSORPTION). ANALYSES OF FOUR SAMPLES FROM UPPER ADIT: 0.2 TO GT 7% AL, 0.02 TO 0.3% CA, 1 TO 4% FE, 0.02 TO 0.05% MG, 0.02 TO 0.05% MN, 0.002 TO 0.05% TI, LT 100 PPM B, LT 1000 PM TO GT 7% BA, 60 TO 100 PPM CR, 80 TO 60 PPM CU, 20 TO 70 PPM MO, 3000 TO 20000 PPM PB, 1000 PPM SR, 3000 TO 30000 PPM ZN, LT 70 PPM ZR, 0.05% SB |
| Result | TRACE TO 0.07 OZ/TON AU AND 2.7 TO 14.3 OZ/TON AG(FIRE ASSAY) |
| Result | 0.07% CU, 0.07 TO 0.94% PB, 0.12 TO 1.70% ZN (ATOMIC ABSORPTION). ANALYSIS OF UPPER ADIT PUMP SAMPLE: GT 7% AL, 0.03% CA, 2% FE, 0.4% MG, 0.1% MN, 0.2% TI, 0.05% SB, 300 PPM B, 20000 PPM BA, 100 PPM CR, 300 PPM CU, 70 PPM MO. 20000 PPM PB, 3000 PPM ZN, LT 70 PPM ZR |
| Result | TRACE AU AND 5.6 OZ/TON AG (FIRE ASSAY) |
| Result | 0.23% PB AND 0.20 % ZN (ATOMIC ABSORPTION). |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||||
| Rock unit name | Eureka Member Of Sapinero Mesa Tuff | ||||||
| Rock description | Eureka Member Of Sapinero Mesa Tuff | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| (1) | -107.34035, 38.02417 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Volcanic Field, San Juan Depression |
| Type of structure | Local |
| Structure description | San Juan-Uncompahgre Calderas, Lake City Caldera |
| Thickness | 1.22M |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1891 |
| Year of last production | 1960 |
| District name | Lake (Lake City) District |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Silverline Mining Co. |
| Home office | Lake City, Co. |
| First year | 1976 |
| Type | Owner |
|---|---|
| Owner | Don Crist |
| Home office | Moab, Ut. |
| First year | 1976 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D011565 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0080530074 |
IRVING, J.D., AND BANCROFT, HOWLAND, 1911, GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO: USGS BULL. 478, P. 95-98.
LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.
COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.
BLM MINERAL SURVEYS MS 464, 17000A&B
STEVEN, T.A., AND OTHERS, 1977, MINERAL RESOURCES OF STUDY AREAS CONTIGUOUS TO THE UNCOMPAHGRE PRIMITIVE AREA, SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS BULL. 1391-E, P. 41-47, 80-83, 108-109.
COLORADO DIV. MINES ANNUAL OPERATOR REPTS.
| Subject category | Comment text |
|---|---|
| Deposit | MINE LOCATED NORTH OF LAKE CITY CALDERA WALL IN UNCOMPAHGRE CALDERA MOAT-FILL SEQUENCE OF EUREKA MEMBER RHYOLITE, AND IN TRANSVERSE FAULT IN SLACK'S (1980) BARITE/PRECIOUS METALS ASSEMBLAGE, INNER QUARTZ-SPHALERITE ZONE. IRVING AND BANCROFT (1911) DESCRIBE ORE AS DEVELOPED ALONG SERIES OF INTERSECTING FRACTURES TRENDING N 10 E AND N 35 W. MINERALIZATION ALTERNATES BETWEEN TWO TRENDS AS FRACTURES ALONG ONE TREND NARROW. VEIN IS SHEETED ZONE IN PLACES, BUT DUE TO BRECCIATION, IT CONTAINS ANGULAR INCLUSIONS OF COUNTRY ROCK, BRANCHES, AND OTHER IRREGULARITIES. VERY FINE DRUSES PARALLEL VEIN WALLS AND FOLLOW PERIPHERY OF INCLUSIONS. SECONDARY PYRARGYRITE FILLS CRIVICES IN EARLIER ORE AND OCCURS AS CRYSTALS ON QUARTZ DRUSES IN OPEN CAVITIES. PROBABLE SECONDARY GALENA COATS SURFACES OF SPHALERITE ALONG CRACKS AND FRACTURES. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1984 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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