| Deposit ID | 10031618 |
|---|---|
| MRDS ID | M010712 |
| Record type | Site |
| Current site name | Samuel Springs Claims |
| Alternate or previous names | Claim: Honolulu Lady |
| Geographic coordinates: | -122.30634, 38.59878 (WGS84) |
|---|---|
| Location accuracy | 1000(meters) |
| Relative position | Assumed Spot At Center Of T.9n R.4w Sect. 28. |
Political divisions (FIPS codes)
Napa(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Chiles Valley(quadrangle 1:24,000 scale)
Healdsburg(quadrangle 1:100,000 scale)
Santa Rosa(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 | Napa |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 009N;009N | 004W;004W | 28;28 | NE (28); SW (28) | California |
| Commodity | Importance |
|---|---|
| Chromium Critical | Primary |
| Materials | Type of material |
|---|---|
| Chromite | Ore |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Serpentinite |
| (1) | -122.30634, 38.59878 |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M010712 |
DOW, D.H. AND THAYER, T.P., 1946, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIF.: CALIF. DIVISION OF MINES BULLETIN 134, PART 2, CHAPT. 1, P. 24, 25
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-73 | Gere, W. | U.S. Geological Survey | |
| Updater | 01-JUN-81 | Oster, Karel L. (Albers, John P.) | 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.