| Deposit ID | 10087903 |
|---|---|
| MRDS ID | D010725 |
| Record type | Site |
| Current site name | Summit Mine |
| Geographic coordinates: | -107.53619, 37.71445 (WGS84) |
|---|---|
| Elevation | 3895 |
| Relative position | 9.6 MILES S 48 E FROM SILVERTON |
Political divisions (FIPS codes)
San Juan(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Storm King Peak(quadrangle 1:24,000 scale)
Silverton(quadrangle 1:100,000 scale)
Durango(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Rio Grande Headwaters(hydrologic unit)
Rio Grande Headwaters(hydrologic accounting unit)
Rio Grande Headwaters(hydrologic subregion)
Rio Grande(hydrologic region)
Federal lands
Rio Grande National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
Weminuche Wilderness(Wilderness)
Wilderness FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | San Juan |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 040N | 006W | 21 | E2 OF SW OF W2 OF SE | Colorado |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Secondary |
| Lead | Secondary |
| Zinc Critical | Tertiary |
| Tellurium Critical | Tertiary |
| Antimony Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Bornite | Ore |
| Calaverite | Ore |
| Chalcocite | Ore |
| Chalcopyrite | Ore |
| Galena | Ore |
| Marcasite | Ore |
| Petzite | Ore |
| Sphalerite | Ore |
| Sylvanite | Ore |
| Tetrahedrite | Ore |
| Barite | Gangue |
| Calcite | Gangue |
| Hematite | Gangue |
| Limonite | Gangue |
| Quartz | Gangue |
| Result | STEVEN AND OTHERS' (1969) SEMIQUANTITATIVE SPECTROGRAPHIC ANALYSES OF THREE PYRITE-BEARING VEIN SAMPLES FROM NORTH AND SOUTH PORTIONS OF EAST VEIN AND CENTRAL PORTION OF WEST VEIN SHOWED 300 TO 3000 PPM TI, 70 TO 150 PPM MN, 7 TO 200 PPM AG, LT 200 TO 500 PPM AS, 200 TO 300 PPM BA, LT 10 PPM BI, LT 20 PPM CD, LT 5 PPM CO, 5 TO 15 PPM CR, 30 TO 300 PPM CU, LT 5 TO 7 PPM MO, 2 TO 3 PPM NI, 50 TO 100 PPM PB, 100 TO 1500 PPM SB, LT 10 PPM SN, LT 100 TO 150 PPM SR, 30 TO 70 PPM V, LT 50 PPM W,LT 200 PPM ZN, 0.07 TO 15 PPM FE. CHEMICAL ANALYSES SHOWED 21 TO 190 PPAU, 48 TO 240 PPM CU, LT 25 TO 32 PPM PB, LT 25 TO 60 PPM ZN, 8 TO 12 PPM MO, 10 TO 150 PPM AS, GT 100 PPM SB, 4 TO GT 6 PPM HG, 90 TO 350 PPM TE, 29 TO 260 PPM AG. |
|---|
| Model code | 84 |
|---|---|
| USGS model code | 22b |
| Deposit model name | Alkaline Au-Te (Au-Ag-Te veins) |
| Mark3 model number | 80 |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite | ||||||
| |||||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite |
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| Rock unit name | San Juan Formation;Early Intermediate Lavas And Breccias--Near-Source Facies |
| Rock description | San Juan Formation;Early Intermediate Lavas And Breccias--Near-Source Facies |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| Rock unit name | Uncompahgre Formation |
| Rock description | Uncompahgre Formation |
| (1) | -107.53619, 37.71445 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Uplift, San Juan Volcanic Field |
| Type of structure | Local |
| Structure description | San Juan Uplift, Unnamed Fault |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Beartown (Bear Creek) District |
|---|
| Ownership category | |
|---|---|
| Area name | San Juan N. F. (?) |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010725 |
STEVEN, T.A., AND OTHERS, 1969, MINERAL RESOURCES OF THE SAN JUAN PRIMITIVE AREA, COLORADO: USGS BULL. 1261-F, P. 67-71, 89-90, 168-171.
STEVEN, T.A., AND OTHERS, 19748 GEOLOGIC MAP OF THE DURANGO QUADRANGLE, SOUTHWESTERN COLORADO: USGS MAP I-764.
CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO: USGS FOLIO 131.
| Subject category | Comment text |
|---|---|
| Deposit | MINE DEVELOPED ON ONE OR TWO NNE-TRENDING QUARTZ VEINS IN EAST-WEST-TRENDING QUARTZITE FAULT BLOCK IN SMALL CONCENTRATED ZONE OF FISSURES WEST OF CENTRALLY CONCENTRATED ZONE OF PRODUCTIVE VEINS. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1983 | Schwochow, Stephen D. | Colorado Geological Survey |
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.