| Deposit ID | 10043746 |
|---|---|
| MRDS ID | M231022 |
| Record type | Site |
| Current site name | Hard-To-Find Mine |
| Alternate or previous names | NBMG Sample Site 2996 |
| Related records | 10173727 |
| Geographic coordinates: | -118.82293, 39.98933 (WGS84) |
|---|---|
| Relative position | 1/2 MILE SE OF COPPER QUEEN MINE |
Political divisions (FIPS codes)
Churchill(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
White Plains(quadrangle 1:24,000 scale)
Carson Sink(quadrangle 1:100,000 scale)
Reno(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Granite Springs Valley(hydrologic unit)
Truckee(hydrologic accounting unit)
Central Lahontan(hydrologic subregion)
Great Basin(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management NV)
Bureau of Land Management NV BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Nevada | Churchill |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 025N | 028E | 34 | Nevada |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Silver | Primary |
| Tungsten Critical | Primary |
| Materials | Type of material |
|---|---|
| Melaconite | Ore |
| Garnet | Gangue |
| Pyrite | Gangue |
| Quartz | Gangue |
| Result | SAMPLE 2996 OF VEIN QUARTZ AND GOSSAN CONTAINS 5 % FE, 0.07 % MG, 5 % CA, .007 % TI, 1500 PPM MN, 100 PPM AG, 30 P-PM B, 20 PPM BA, 1 PPM BE, 30 PPM CO, +20000 PPM CU, 20 PPM MO- 10 PPM NI, 15 PPM SN, 20 PPM V, 500 PPM ZN. |
|---|
| Model code | 42 |
|---|---|
| USGS model code | 14a |
| Deposit model name | W skarn |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Marble |
| (1) | -118.82293, 39.98933 |
|---|
| Strike | N10E |
|---|---|
| Dip | 70NW |
| Width | 1.22M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Jessup |
|---|
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M231022 |
WILLDEN, RONALD, AND SPEED, R.C., 1974, GEOLOGY AND MINERAL DEPOSITS OF CHURCHILL COUNTY, NEVADA: NBMG BULL 83.
TINGLEY, J. V., 1985, NBMG FIELD EXAMINATION, 4-16-85.
| Subject category | Comment text |
|---|---|
| Deposit | SHEAR ZONE CUTS GARNET SKARN. EAST (FOOTWALL) SIDE OF ZONE IS WHITE CRYSTALLINE MARBLE; THE WEST (HANGING WALL) SI-DE OF THE ZONE IS TACTITE. PODS OF MASSIVE WHITE QUARTZ OCCUR -ALONG THE SHEAR ZONE; QUARTZ CONTAINS CLOTS OF RED-BROWN AND C-INNAMON BROWN GOSSAN. SOME QUARTZ ON THE DUMP CONTAINS DISSEMI-NATED PYRITE. THERE ARE PIECES OF GRANODIORITE ON THE DUMP- TH-ERE MAY BE A CONTACT CUT BY UNDERGROUND WORKINGS.; MODEL NAME COULD ALSO BE: CU SKARN. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1980 | Flynn, Patricia Dodd | Nevada Bureau of Mines and Geology | |
| Updater | 01-JUL-1985 | La Pointe, D.D. (Tingley, J.V.) | Nevada Bureau of Mines and Geology | |
| Updater | 01-SEP-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.