| Deposit ID | 10006843 |
|---|---|
| MRDS ID | C007467 |
| Record type | Site |
| Current site name | Lucky Marion |
| Alternate or previous names | Shepard |
| Related records | 10211344 |
| Geographic coordinates: | -120.92881, 38.90239 (WGS84) |
|---|---|
| Elevation | 518 |
| Relative position | 1/2 MI W OF GREENWOOD |
Political divisions (FIPS codes)
El Dorado(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Greenwood(quadrangle 1:24,000 scale)
Placerville(quadrangle 1:100,000 scale)
Sacramento(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
South Fork American(hydrologic unit)
Lower Sacramento(hydrologic accounting unit)
Sacramento(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | El Dorado |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 012N | 009E | 12 | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Materials | Type of material |
|---|---|
| Quartz | Gangue |
| Result | HIGH GRADE ORE 2 % GOLD BEARING PYRITE |
|---|
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate |
| Rock unit name | Mariposa Formation |
| Rock description | Mariposa Formation |
| (1) | -120.92881, 38.90239 |
|---|
| Strike | N 30 W |
|---|---|
| Dip | 56 NE |
| Thickness | 0.61M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Production years | ACTIVE 1901 |
| Type of workings | Underground |
|---|---|
| Area | 8.094HA |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | C007467 |
CLARK, W. B., AND CARLSON, D. W., 1956 , MINES AND MINERAL RESOURCES OF EL DORADO CO., CALIF.: CALIF. JOUR. OF MINES AND GEOL., VOL 52 , NO. 4 , PG 513 .
CRAWFORD, J. J., 1894 , EL DORADO COUNTY; CALIF. MIN. BUR. 13TH REPT. STATE MINERALOGIST, P 150 .
LOGAN, C. A., 1935 , MOTHER LODE GOLD BELT OF CALIF.: CALIF. DIV. MINES BULL. 108 , PG 30 .
LOGAN, C. A., 1938 , MIN. RESOURCES OF EL DORADO CO.: CALIF. JOUR. OF MINES AND GEOL., VOL. 34 , NO. 3 , PG 264 AND PL II .
CLARK ( 1956 )
| Subject category | Comment text |
|---|---|
| Deposit | VEIN, 1 1/2 TO 2 FT THICK GREENISH QUARTZ STRINGER |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1979 | Mateik, R.; Albers, John P. | U.S. Geological Survey | PARSED HOST ROCK AND ASSOCIATED ROCK INFORMATION FROM OLD SINGLE VALUED FIELD TO NEW MULTIVALUED FIELD |
| Editor | 27-APR-1995 | Mosier, Dan | 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.