| Deposit ID | 10007569 |
|---|---|
| MRDS ID | C011628 |
| Record type | Site |
| Current site name | West Delhi |
| Alternate or previous names | Defiance, Defiance Ext Excelsior Ext |
| Geographic coordinates: | -120.98243, 39.40794 (WGS84) |
|---|---|
| Elevation | 975 |
| Relative position | 2 1/4 MI N NORTH COLUMBIA |
Political divisions (FIPS codes)
Nevada(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Pike(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 | 018N | 009E | 20,21 | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Quartz | Gangue |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate |
| (1) | -120.98243, 39.40794 |
|---|
| Strike | N 20 W |
|---|---|
| Dip | 55 NE |
| Thickness | 0.61M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Ownership category | National Forest |
|---|
| Type of workings | Underground |
|---|---|
| Length | 502.92M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | C011628 |
LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3 .
CRAWFORD, J. J., 1896 , THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 13 , P. 266 .
LOGAN, C. A., 1930 , SACRAMENTO FIELD DIVISION: REPORT XXVI OF THE STATE MINERALOGIST: CALIFORNIA DIVISION OF MINES VOL. 26 , NO. 2 , P. 104 .
| Subject category | Comment text |
|---|---|
| Deposit | VEIN, 2 FT THICK |
| Deposit | PATENTED 60.369 AC ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1979 | Bowman, J. | U.S. Geological Survey | |
| Updater | 01-JUL-1985 | Albers, J. | U.S. 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.