| Deposit ID | 10047489 |
|---|---|
| MRDS ID | M242847 |
| Record type | Site |
| Current site name | NBMG Sample Site 2882 |
| Related records | 10281378 |
| Geographic coordinates: | -119.09627, 39.89045 (WGS84) |
|---|---|
| Elevation | 1554 |
Political divisions (FIPS codes)
Churchill(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Telephone Well(quadrangle 1:24,000 scale)
Reno(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 | 023N | 026E | 06 | SE OF SE OF NE | Nevada |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Tungsten Critical | Primary |
| Materials | Type of material |
|---|---|
| Epidote | Gangue |
| Result | SAMPLE 2882 FROM SHAFT DUMP CONTAINS 3 % FE, 2 % MG, 5 % CA, 0.5 % TI, 500 PPM MN, 20 PPM B, 500 PPM BA, 1 PPM BE, 7 PPM CO, 300 PPM CR, 7 PPM CU, 100 PPM LA, 70 PPM NI, 15 PPM PB, 20 PPM SC, 300 PPM SR, 70 PPM V, 20 PPM Y, 70 PPM ZR, AND 0.12 PPM HG (BY AA ANALYSIS). |
|---|
| Model code | 150 |
|---|---|
| USGS model code | 25c |
| Deposit model name | Epithermal vein, Comstock |
| Mark3 model number | 16 |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock |
| (1) | Older felsic phaneritic intrusive rocks |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Minor Shear |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Truckee District; Fireball Ridge |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Type of workings | Surface/Underground |
|---|---|
| Overall depth | 9.14M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M242847 |
QUADE, JACK, 26 FEB 85, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.
NBMG STAFF, 1985, NBMG OFR 85-3.
WILLDEN, R. AND SPEED, R. C., 1974, NBMG BULL 83, P. 85-86, PL. I.
| Subject category | Comment text |
|---|---|
| Deposit | SAMPLE WAS SELECTED FROM A DUMP IN FRONT OF A SHALLOW EXPLORATION SHAFT IN CHLORITIZED METASEDIMENTS WITH MINOR EPIDOTE. THE 30-FT SHAFT IS ON A MINOR SHEAR WHICH SHOWS VERY LITTLE ALTERATION OR MINERALIZATION, BUT MAY HAVE BEEN FOR TUNGSTEN(?)- IT IS NEAR A CONTACT. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1987 | 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.