| Deposit ID | 10237013 |
|---|---|
| MAS/MILS ID | 0060571022 |
| Record type | Site |
| Current site name | Optimo |
| Alternate or previous names | Malone |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -121.06604, 39.32299 (WGS84) |
| Elevation | 884 |
| Location accuracy | 1000(meters) |
Political divisions (FIPS codes)
Nevada(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Nevada City(quadrangle 1:24,000 scale)
Yuba City(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)
| Country | State | County |
|---|---|---|
| United States | California | Nevada |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 017 N | 008 E | 22 | C | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Tertiary |
| Ore Body (1) | -121.06604, 39.32299 |
|---|
| Operation type | Placer |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Type of mineral rights | Unknown |
|---|
| Ownership category | Unknown |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060571022 |
MILS-WFOC PRODUCTION FILES.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 04-NOV-1983 | 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.