| Deposit ID | 10007701 |
|---|---|
| MRDS ID | C012169 |
| Record type | Site |
| Current site name | Booth |
| Related records | 10261778 |
| Geographic coordinates: | -121.09575, 38.89961 (WGS84) |
|---|---|
| Elevation | 354 |
| Relative position | NE SLOPE OF DUNCAN HILL |
Political divisions (FIPS codes)
Placer(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Auburn(quadrangle 1:24,000 scale)
Sacramento(quadrangle 1:100,000 scale)
Sacramento(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Sacramento(hydrologic accounting unit)
Sacramento(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | Placer |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 012N | 008E | 08,09,16 | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Copper | Secondary |
| Silver | Secondary |
| Lead | Secondary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Gold | Ore |
| Pyrite | Ore |
| Quartz | Gangue |
| Result | EST AVG. ASSAYS: $4 AU/TON, $1.50 AG/TON, $4 PB/TON, $4 CU/TON. |
|---|
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase |
| (1) | -121.09575, 38.89961 |
|---|
| Strike | E |
|---|---|
| Dip | 62 S |
| Thickness | 1.02M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Ophir - Duncan Hill |
|---|
| Type of workings | Surface/Underground |
|---|---|
| Length | 212.14M |
| Overall depth | 54.86M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | C012169 |
LOGAN, C. A., 1920 , PLACER COUNTY: REPORT 17 OF THE STATE MINERALOGIST, CALIFORNIA STATE MINING BUREAU, P. 442
LOGAN ( 1920 )
| Subject category | Comment text |
|---|---|
| Deposit | VEIN, AVG. 40 IN. THICK |
| Deposit | 10 ACRES, E. EXTENSION OF BULLION VEIN SEV. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1979 | Nelson, Scott C. (Albers, John, P.) | U.S. Geological Survey | PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD |
| Editor | 27-APR-1995 | Mosier, Dan | 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.