| Deposit ID | 10230676 |
|---|---|
| MRDS ID | W032144 |
| MAS/MILS ID | 560070370 |
| Record type | Site |
| Current site name | North Fork Group |
| Related records | 10080784 |
| Point of reference | Claim |
|---|---|
| Geographic coordinates: | -107.015, 41.01316 (WGS84) |
| Elevation | 2341 |
| Location accuracy | 1000(meters) |
| Relative position | 14 mi. S. of Battle, Probably within a mile or so. Claim block is irregularly shaped. |
Political divisions (FIPS codes)
Carbon(county)
Wyoming(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Fletcher Peak(quadrangle 1:24,000 scale)
Baggs(quadrangle 1:100,000 scale)
Rawlins(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Little Snake(hydrologic unit)
White-Yampa(hydrologic accounting unit)
White-Yampa(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
Medicine Bow-Routt National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Wyoming | Carbon |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 12N | 86W | 13 | Wyoming |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Lead | Primary |
| Copper | Secondary |
| Zinc Critical | Secondary |
| Iron | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Sphalerite | Ore |
| Silver | Ore |
| Pyrite | Ore |
| Chalcopyrite | Ore |
| Limonite | Ore |
| Malachite | Ore |
| Azurite | Ore |
| Result | Galena ore ran as high as 600 opt Ag.\nOxidized ore ran 33-73 opt Au.\nAvg. ore $36.39/ton combined Au+Ag+Pb at 1905 prices. |
|---|
| Model code | 273 |
|---|---|
| USGS model code | 36a |
| Deposit model name | Low-sulfide Au-quartz vein |
| Mark3 model number | 27 |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| Rock unit name | Sierra Madre Granite |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Gabbro |
| Rock unit name | Gabbro of Elkhorn Mountain |
| Claim (1) | -107.015, 41.01316 |
|---|
| Type of structure | Local |
|---|---|
| Structure name | dikes trend NW and dip NE, and are cut by N45W-trending qtz vein |
| Type of structure | Regional |
| Structure name | NE trending fault crosses the properties |
| Strike | N45W |
|---|
| Development status | Prospect |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1906 |
| District name | Encampment District |
|---|
| Type of mineral rights | Patented |
|---|
| Ownership category | National Forest |
|---|
| Type | Owner |
|---|---|
| Owner | Boston Sierra Madre Mine Industry Company |
| Type | Unknown |
|---|---|
| Owner | Snake River Consolidated Mining Co. |
| Type of workings | Underground |
|---|---|
| Overall depth | 48.76M |
| Overall length | 83.82M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 560070370 | |
| USGS | Mineral Resources Data System | MRDS | W032144 | MAS references MRDS |
| USGS | Mineral Resources Data System | MRDS | W900435 | Terry Klein's new record, not yet added to newMRDS. |
Medicine Bow National Forest, Wyoming, AML Inventory, [undated]: U.S. Bureau of Mines unpublished and undated inventory available at the USDA Forest Service office in Saratoga, WY.
Osterwald and others, 1966, Mineral Resources of Wyoming: Geological Survey of Wyoming Bull. 50 [revised ed.], p. 48, 83, 121, 126, 174, 240.
Osterwald and others, 1959, Mineral Resources of Wyoming: Geological Survey of Wyoming Bull. 50, p. 45, 77, 109, 113, 157, 219.
Hausel, 1997, Copper, lead, zinc, molybdenum, and associated metal deposits of Wyoming: Wyoming State Geological Survey Bull. 70, p. 175.
Hausel, 1986, Mineral deposits of the Encampment mining district, Sierra Madre, Wyoming-Colorado: Geological Survey of Wyoming RI-37, p. 21.
Hausel, 1989, The geology of Wyoming's precious metal lode and placer deposits: Geological Survey of Wyoming Bull. 68, p. 157.
| Subject category | Comment text |
|---|---|
| Deposit | Vein is 6 to 26 in wide at a depth of 160 ft.; Boston Sierra Mine Industry Co. reported a 1700 ft long pay streak with a 300 ft long by 6 to 18 in wide ore shoot. Cross-cut vein is 23 ft wide and mineralized throughout much of its width. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 1983-11-18 | Intermountain Field Operations Center (IFOC) | U.S. Bureau of Mines | |
| Editor | 2009-02-06 | Wilson, Anna B. | U.S. Geological Survey | revised 16-oct-2012 |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.