| Deposit ID | 10101281 |
|---|---|
| MRDS ID | C011474 |
| Record type | Site |
| Current site name | Murchie |
| Alternate or previous names | Lone Star |
| Related records | 10261374 |
| Geographic coordinates: | -120.98686, 39.26572 (WGS84) |
|---|---|
| Elevation | 878 |
| Relative position | 2 MI. E NEVADA CITY |
Political divisions (FIPS codes)
Nevada(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
North Bloomfield(quadrangle 1:24,000 scale)
Truckee(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 | 016N | 009E | 08,09,16,17 | California |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Lead | Primary |
| Copper | Primary |
| Silver | Secondary |
| Zinc Critical | Secondary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Gold | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Quartz | Gangue |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| (1) | -120.98686, 39.26572 |
|---|
| General form | IRREGULAR |
|---|---|
| Strike | N-S AND E-W |
| Dip | 0 W - 65 N |
| Thickness | 3.05M |
| Depth to top | 0M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Nevada City |
|---|
| Year | 1932 |
|---|---|
| Period | 1905 - 1932 |
| Material | AU |
| Accuracy | Estimate |
| Description | Cp_Grade: ^143000 Lbs Cu And 50,000 Lbs Pb |
| Year | 1933 | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material | ORE | |||||||||||||||||||||
| Accuracy | Estimate | |||||||||||||||||||||
| Description | Ap_Grade: ^0.415 Oz Au And 1.48 Oz Ag/Ton | |||||||||||||||||||||
| ||||||||||||||||||||||
| Type of workings | Underground |
|---|---|
| Length | 304.8M |
| Overall depth | 381M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | C011474 |
CRAWFORD, J. J., 1896 , THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 13 , P. 250 .
MAC BOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 202 - 203 .
LOGAN, C. A., 1935 , REVIEW OF GOLD MINING IN EAST-CENTRAL CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 31 , NO. 1 , P. 13 .
LOGAN, C. A., 1930 , SACRAMENTO FIELD DIVISION: REPORT XXVI OF THE STATE MINERALOGIST; CALIFORNIA DIVISION OF MINES VOL. 26 , NO. 2 , P. 118 .
5) GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 53 , NOS. 3 AND 4 , P. 581 .
MACBOYLE ( 1918 ) LOGAN ( 1935 ) GOODWIN ( 1957 )
| Subject category | Comment text |
|---|---|
| Deposit | 2 VEIN SYSTEMS, AVG. 4 FT. THICK W/ 2 % SULFIDES |
| Deposit | 432 ACRES OF PATENTED PLACER & AGRICULTURAL LAND ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1979 | Bowman, J. And Albers, J. | 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.