| Deposit ID | 10031923 |
|---|---|
| MRDS ID | M011734 |
| Record type | Site |
| Current site name | Red Ledge Mine |
| Alternate or previous names | Claims: Red Ledge, Red Ledge Extension |
| Geographic coordinates: | -120.80159, 39.34433 (WGS84) |
|---|---|
| Elevation | 1079 |
| Relative position | MINE 20 MILES SOUTH OF WASHINGTON, CA. |
Political divisions (FIPS codes)
Nevada(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Washington(quadrangle 1:24,000 scale)
Truckee(quadrangle 1:100,000 scale)
Chico(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Yuba(hydrologic unit)
Lower Sacramento(hydrologic accounting unit)
Sacramento(hydrologic subregion)
California(hydrologic region)
Federal lands
Tahoe National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | California | Nevada |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 017N | 010E | 13 | California |
| Commodity | Importance |
|---|---|
| Chromium Critical | Primary |
| Materials | Type of material |
|---|---|
| Chromite | Ore |
| Uvarovite | Gangue |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite | ||
| |||
| (1) | -120.80159, 39.34433 |
|---|
| General form | POD |
|---|---|
| Strike | N30W |
| Dip | 50-60W |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1916 |
| Year of last production | 1943 |
| District name | Washington Area |
|---|
| Ownership category | National Forest |
|---|
| Type | Operator |
|---|---|
| Owner | T. B. Williamson, C. M. Cole, E. A. Langford |
| Type | Owner |
|---|---|
| Owner | Sam Tracy |
| Home office | Washington, Ca. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M011734 |
D.O.M. BULL. 134, PT. III, CHAP. 5, PP. 237-239, PL. 13
CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 462
SOUTHERN PACIFIC CO., MINERALS FOR INDUSTRY, NORTHERN CALIF., V. 2, P. 17
STINSON, M.C., 1976, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED.
| Subject category | Comment text |
|---|---|
| Deposit | DEPOSIT CONSISTS OF A NUMBER OF PODS OF VARYING SIZES AND ORIENTATIONS. THE MINERALIZED ZONE HAS THE ABOVE STRIKE AND DIP. |
| Deposit | COMPRISES CLAIMS AGGREGATING 150 ACRES (MAY INCLUDE THE RAPID FIRE IN SEC. 12). ORE LARGELY OF MASSIVE CHROMITE MUCH OF WHICH WAS SHATTERED AND BROKEN, THE PIECES BEING COATED WITH TALC AND KAMMERERITE AND A LITTLE UVAROVITE. AN UNEXPLORED BLOCK OF GROUND AT LEAST 100 FT. LONG BETWEEN THE TWO PRINCIPAL ORE BODIES COULD EASILY CONTAIN ONE OR MORE ORE BODIES OF APPRECIABLE SIZE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1973 | Gere, W. | U.S. Geological Survey | |
| Updater | 01-AUG-1982 | Oster, Karel L. (Albers, John P.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Abandoned since 05/22/2026 |
|---|---|
| MSHA mine ID | 0404393 |
| Mine name (MSHA) | Red Ledge Mining Co. |
| Current operator | Red Ledge Mining Company |
| Current controller (parent) | Barry Yampol; David Yampol |
| Mine type | Underground (Metal / non-metal) |
Inferred by coordinate + name similarity (1496 m, 1.00 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.
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