| Deposit ID | 10264283 |
|---|---|
| MRDS ID | D010798 |
| MAS/MILS ID | 0080670019 |
| Record type | Deposit |
| Current site name | Allard Stock |
| Alternate or previous names | Gail, North Star, Morning Star, Bright Star, Offset Nos. 1-2, Northerner, Northwesterner, Minnie, Protection, Flaussie Nos. 1-3, Audrey Nos. 1-2, Prize, Chance Nos. 1-2, Unpatented Claims: Copper Hill, Jane Nos. 1-4, Bill, Beverly, Herb, Jeanie, Larry, Punkey, Skippy, Willie, Willow Springs, Esmerelda, Hill Nos. 1-3, Jean, Ute, Ruby Nos. 1-95, Shorty Nos. 1-4, Pinky Nos. 1-2, Madden No. 1, Hazel Nos. 1-2, Sandra, Marge Nos. 1-2 |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -108.08895, 37.40671 (WGS84) |
| Elevation | 3115 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
La Plata(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
La Plata(quadrangle 1:24,000 scale)
Cortez(quadrangle 1:100,000 scale)
Cortez(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle San Juan(hydrologic unit)
Upper San Juan(hydrologic accounting unit)
San Juan(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
San Juan National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | La Plata |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 036N | 011W | 05 | NE | Colorado |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Gold | Tertiary |
| Silver | Tertiary |
| PGE Critical | Tertiary |
| Lead | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Pyrite | Ore |
| Augite | Gangue |
| Calcite | Gangue |
| Chrysocolla | Gangue |
| Fluorite | Gangue |
| Limonite | Gangue |
| Magnetite | Gangue |
| Malachite | Gangue |
| Quartz | Gangue |
| Result | RESULTS OF USBM SAMPLING IN 1943: SAMPLE 1 (FROM PORTAL TO 280 FT), 0.147% CU, 0.14 OZ/TON AG |
|---|---|
| Result | SAMPLE 2 (FROM 200 TO 580 FT), 0.543% CU, 0.23 OZ/TON AG, 0.003 OZ/TON PT |
| Result | SAMPLE 3 (FROM 580 TO 740 FT), 0.192% CU, 0.24 OZ/TON AG |
| Result | SAMPLE 4 (WEST DRIFT ALONG 212 FT), 0.486% CU, 0.22 OZ/TON AG.\n\n |
| Model code | 53 |
|---|---|
| USGS model code | 17 |
| Deposit model name | Porphyry Cu |
| Mark3 model number | 4 |
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Syenite | ||
| Rock unit name | Nonporphyritic Rocks--Syenite | ||
| |||
| Main Entrance (1) | -108.08895, 37.40671 |
|---|
| Type of structure | Regional |
|---|---|
| Structure name | San Juan Uplift, Four Corners Platform |
| Type of structure | Local |
| Structure name | La Plata Dome, Syenite Stock |
| |||||||||||
| Operation type | Underground |
|---|---|
| Development status | Occurrence |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | Yes |
| District name | California (La Plata) District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | San Juan N. F. |
| Type | Operator |
|---|---|
| Owner | Humble Oil Co. |
| Home office | Durango, Co. |
| First year | 1968 |
| Type | Owner |
|---|---|
| Owner | Harry Rowe |
| Home office | Hesperus, Co. |
| First year | 1968 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0080670019 | |
| USGS | Mineral Resources Data System | MRDS | D010798 | MAS references MRDS |
Ref: Cbm Annual Report 1968, Topo Map
Own/Op: Humble Oil Co. 1968
Bom Openfile Rpt MLA 2-92
Schwartz, G.M., And Others, 1949, Disseminated Chalcopyrite With Platinum And Palladium, In Eckel, E.B., And Others, Geology And Ore Deposits Of The La Plata District, Colorado: USGS Prof. Paper 219, P. 63-65, 84-85.
Eckel, E.B., 1938, Copper Ores Of The La Plata District, Colorado, And Their Platinum Content: Colorado Sci. Soc. Proc., V.13, No. 12, P. 647-664.
Colorado Div. Mines Inf. Rept.
| Subject category | Comment text |
|---|---|
| Deposit | Pyrite And Chalcopyrite Sparsely Disseminated Through Syenite, Which Is Traversed By Numerous, Discontinous Dikes Of Augite And Orthoclase, By Quartz Veins Containing Chalcopyrite And Pyrite, And By Quartz-Flourite Veins Carrying Pyrite And Some Galena. Oxidation Of Sulfides Visible Throughout Area. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 21-JUL-1992 | Intermountain Field Operations Center (IFOC) | U.S. Bureau of Mines | |
| Editor | 23-OCT-2008 | Wilson, Anna B. | U.S. Geological Survey | |
| Reporter | 01-AUG-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.