| Deposit ID | 10048530 |
|---|---|
| MRDS ID | MP00121 |
| Record type | Site |
| Current site name | Silver Ledge |
| Related records | 10056035 |
| Geographic coordinates: | -120.17117, 48.20427 (WGS84) |
|---|---|
| Elevation | 808 |
| Relative position | 0.25 MI DOWNSTREAM FROM ANTIMONY QUEEN MINE, ABOUT 1 MI EAST OF FOGGY DEW CAMPGROUND |
Political divisions (FIPS codes)
Okanogan(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Hungry Mountain(quadrangle 1:24,000 scale)
Twisp(quadrangle 1:100,000 scale)
Concrete(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Methow(hydrologic unit)
Upper Columbia(hydrologic accounting unit)
Upper Columbia(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Okanogan-Wenatchee National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Washington | Okanogan |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 031N | 021E | 11 | NEAR CENTER | Washington |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Bromyrite | Ore |
| Cerargyrite | Ore |
| Pyrite | Ore |
| Quartz | Gangue |
| Model code | 150 |
|---|---|
| USGS model code | 25c |
| Deposit model name | Epithermal vein, Comstock |
| Mark3 model number | 16 |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone |
| Rock unit name | Newby Group;Newby Group |
| Rock description | Newby Group;Newby Group |
| (1) | -120.17117, 48.20427 |
|---|
| General form | VEIN |
|---|---|
| Thickness | 1.52M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Gold Creek Mining District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | In Okanogan National Forest |
| Type | Owner |
|---|---|
| Owner | Silver Ledge Mining Co. |
| First year | 1931 |
| Type of workings | Underground |
|---|---|
| Length | 502.92M |
| Overall depth | 45.72M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | MP00121 |
DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 269.
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 148-149.
HUNTTING, 1956
| Subject category | Comment text |
|---|---|
| Deposit | QUARTZ VEINS. VEINS ARE IN A 5 FT WIDE SHEAR ZONE. VEIN ON FOOTWALL IS 1.5 FT WIDE AND VEIN ON HANGING WALL IS 4 IN. WIDE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1991 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.