| Deposit ID | 10031419 |
|---|---|
| MRDS ID | M010193 |
| Record type | Site |
| Current site name | Moonlight |
| Alternate or previous names | Sunset |
| Geographic coordinates: | -120.21105, 41.95097 (WGS84) |
|---|---|
| Elevation | 2256 |
| Relative position | 1 MI SOUTH OF YELLOW MOUNTAIN |
Political divisions (FIPS codes)
Modoc(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Mount Bidwell(quadrangle 1:24,000 scale)
Cedarville(quadrangle 1:100,000 scale)
Alturas(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Surprise Valley(hydrologic unit)
North Lahontan(hydrologic accounting unit)
North Lahontan(hydrologic subregion)
California(hydrologic region)
Federal lands
Modoc National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | California | Modoc |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 047N | 015E | 11,12,13,14 | SE4 OF SE4 (11) | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Quartz | Gangue |
| Model code | 151 |
|---|---|
| USGS model code | 25d |
| Deposit model name | Epithermal vein, Sado |
| Mark3 model number | 28 |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| (1) | -120.21105, 41.95097 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Warner Mountains |
| General form | VEIN |
|---|---|
| Strike | N 60 W |
| Dip | 75 S |
| Thickness | 0.61M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | High Grade |
|---|
| Ownership category | National Forest |
|---|
| Type | Operator |
|---|---|
| Owner | J. Williams And William Crow |
| Type of workings | Surface/Underground |
|---|---|
| Length | 304.8M |
| Overall depth | 19.81M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M010193 |
AVERILL, C.V., 1929, MODOC COUNTY, IN 25TH REPORT OF THE STATE MINERALOGIST: CALIFORNIA DIVISION OF MINES AND MINING, P. 16.
HILL, J.M., 1915, SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN NEVADA: U.S. GEOLOGICAL SURVEY BULLETIN 594, P. 47, PL. 5.
TUCKER, W.B., 1919, MODOC COUNTY, IN 15TH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 249.
| Subject category | Comment text |
|---|---|
| Deposit | SUNSET VEIN CUTS GRANULAR RHYOLITE AND UNDERLYING ANDESITE. IN THE RHYOLITE THE VEIN CONTAINS TYPICAL BRECCIATED QUARTZ-CEMENTED ORE, BUT IN THE ANDESITE IT CONSISTS OF WHITE QUARTZ. THE VEIN VARIES FROM 2 IN.-2 FT AND CONTAINS OPEN CAVITIES WITH FREE GOLD; USGS MODEL MAY ALSO BE 25A: HOT-SPRING AU-AG. |
| Deposit | MRDS RECORD W024198 HAS BEEN MERGED WITH THIS RECORD AND DELETED |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-DEC-1979 | Mateik, R. (Albers, J.) | U.S. Geological Survey | |
| Updater | 01-FEB-1991 | Peterson, Jocelyn A. | U.S. Geological Survey | |
| Updater | 01-DEC-1994 | Li, Zhiping (Peters, S.) | 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.