| Deposit ID | 10286880 |
|---|---|
| MRDS ID | M055758 |
| MAS/MILS ID | 0060830020 |
| Record type | Site |
| Current site name | Gibraltar Mine |
| Alternate or previous names | Falcon, Santa Ynez Group |
| Related records | 10040879 |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -119.65784, 34.5236 (WGS84) |
| Elevation | 457 |
| Location accuracy | 100(meters) |
Political divisions (FIPS codes)
Santa Barbara(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Little Pine Mountain(quadrangle 1:24,000 scale)
Cuyama(quadrangle 1:100,000 scale)
Los Angeles(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Santa Ynez(hydrologic unit)
Central California Coastal(hydrologic accounting unit)
Central California Coastal(hydrologic subregion)
California(hydrologic region)
Federal lands
Los Padres National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | California | Santa Barbara |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 005 N | 027 W | 12 | SESWSE | California |
| Commodity | Importance |
|---|---|
| Mercury | Primary |
| Materials | Type of material |
|---|---|
| Cinnabar | Unknown |
| Main Entrance (1) | -119.65784, 34.5236 |
|---|
| Strike | N20W | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 75W | ||||||||||||||||||||||||||
| Thickness | 10.7M | ||||||||||||||||||||||||||
| |||||||||||||||||||||||||||
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Large |
| Significant | Yes |
| Discovery year | 1860 |
| Year of first production | 1874 |
| Milling method | Flotation |
| Type of mineral rights | Located Claim |
|---|
| Ownership category | National Forest |
|---|
| Type | Unknown |
|---|---|
| Owner | Gibralter Mining Co. |
| Home office | California |
| Year | 1982 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1942 | ||||||||||||||
| Inferred | 940000mt ore | ||||||||||||||
| Total resources | 940000mt ore | ||||||||||||||
| |||||||||||||||
| Type of workings | Underground | ||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||||||||||||||||||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0060830020 | |
| USGS | Mineral Resources Data System | MRDS | M055758 | MAS references MRDS |
21 REPT;STATE MINERALOGIST,P 343- OJJ
ALBERS JOHN P ECON GEOL V76 N4 P765-790
ELLIOTT ROY H FALCON MINE WAR MINERALS REPORT 121 BUMINES
HOLMES GEORGE H GIBRALTER(FALCON)MINE SUPP RPT BUMINES
BRADLEY W QUICKSILVER RESOURCES OF CA CAL ST MIN BU BULL 78
DIBBLEE TW GEOL OF CNTRL SANTA YNEZ MTS CAL DIV MIN BULL 186
LANGER & OTHERS SCIENCE VOL 215 NO 4531
BAILEY & OTHERS FRANCISCAN ROCKS CAL DIV MIN BULL 183
| Subject category | Comment text |
|---|---|
| Deposit | A 15 PERCENT CONTINGENCY IS ADDED TO MINE CAP AND OP COSTS BECAUSE ADDITIONAL PUMPING COST MAY BE REQUIRED WHEN WORKINGS DEEPEN BELOW WATER LEVEL OF GIBRALTER RESERVOIR RETORT RECOVERY FOR MCDERMITT USED REPORTED TO VARY FROM 99.95 TO 99.97 PERCENT OWNERSHIP OF PROPERTY NOW DISPUTED |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 17-NOV-1993 | Sokaski | 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.