| Deposit ID | 10285729 |
|---|---|
| MRDS ID | M010042 |
| MAS/MILS ID | 0060450040 |
| Record type | Site |
| Current site name | Heughes Prospect |
| Alternate or previous names | Frederica, Fredrika |
| Related records | 10031343 |
| Point of reference | Trench |
|---|---|
| Geographic coordinates: | -123.17829, 39.29567 (WGS84) |
| Elevation | 457 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Mendocino(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Redwood Valley(quadrangle 1:24,000 scale)
Ukiah(quadrangle 1:100,000 scale)
Ukiah(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Russian(hydrologic unit)
Northern California Coastal(hydrologic accounting unit)
Klamath-Northern California Coastal(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | Mendocino |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 017 N | 012 W | 27 | California |
| Commodity | Importance |
|---|---|
| Manganese Critical | Tertiary |
| Trench (1) | -123.17829, 39.29567 |
|---|
| Operation type | Surface |
|---|---|
| Development status | Prospect |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1918 |
| Type of mineral rights | Unknown |
|---|---|
| Type of mineral rights | Private Lease |
| Type | Owner |
|---|---|
| Owner | Mrs Effie M Heughes |
| Home office | California |
| Year | 1974 |
| Type | Operator |
|---|---|
| Owner | Heughes, A. S. |
| Home office | California |
| Year | 1974 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060450040 | |
| USGS | Mineral Resources Data System | MRDS | M010042 | MAS references MRDS |
CALIF V49 NO4 P386
NO SHIPPING GRADE
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 22-MAY-1986 | Western Field Operations Center (WFOC) | U.S. Bureau of Mines |
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.