| Deposit ID | 10042483 |
|---|---|
| MRDS ID | M060286 |
| Record type | Site |
| Current site name | Trinity Silver Mine |
| Alternate or previous names | Unnamed Silver Prospects, NBMG Sample Site 2825, 2826 |
| Related records | 10271682 |
| Geographic coordinates: | -118.54709, 40.28628 (WGS84) |
|---|---|
| Elevation | 1680 |
Political divisions (FIPS codes)
Pershing(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Poker Brown Spring(quadrangle 1:24,000 scale)
Lovelock(quadrangle 1:100,000 scale)
Lovelock(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Humboldt(hydrologic unit)
Humboldt(hydrologic accounting unit)
Black Rock Desert-Humboldt(hydrologic subregion)
Great Basin(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Nevada | Pershing |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 029N | 030E | 03 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Antimony Critical | Primary |
| Gold | Secondary |
| Zinc Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Quartz | Gangue |
| Result | VEIN SAMPLES-T-0.07 OZ. AU, 0.1-17.2 OZ. AG, 0.05-4.45% AS, 0 TO 0.42% SB, 0.7-17.6% PB. SAMPLE 2825 CONTAINS 20 % FE, 0.2 % MG, 0.5 % CA, 0.1 % TI, 100 PPM MN, 500 PPM AG, +10000 PPM AS, 200 PPM B, 100 PPM BA, 1 PPM BE, 500 PPM BI, 500 PPM CD, 15 PPM CR, 300 PPM CU, 100 PPM MO, +20000 PPM PB, 2000 PPM SB, 5 PPM SC, 300 PPM SN, 500 PPM SR, 30 PPM V, 10 PPM Y, 3000 PPM ZN, 50 PPM ZR, AND 0.45 PPM AU, BY AA ANALYSIS. SAMPLE 2826 CONTAINS 20 % FE, 0.1 % MG, 0.2 % CA, 0.03 % TI, 15 PPM MN, 1000 PPM AG, +10000 PPM AS, 500 PPM B, 50 PPM BA, 1 PPM BE, 200 PPM BI, +500 PPM CD, 15 PPM CR, 500 PPM CU, 5 PPM MO, 5 PPM NI, +20000 PPM PB, 5000 PPM SB, 7 PPM SC, 150 PPM SN, 200 PPM SR, 100 PPM V, 7000 PPM ZN, 15 PPM ZR, AND 0.2 PPM AU, 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 | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Slate |
| (1) | -118.54709, 40.28628 |
|---|
| General form | TABULAR |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Trinity District |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Lost Dutchman Construction Co. |
| First year | 1988 |
| Type | Owner |
|---|---|
| Owner | U.S. Borax And Southern Pacific |
| First year | 1984 |
| Type | In-situ | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Estimate year | 1987 | ||||||||||||||
| Total resources | 453000mt ore | ||||||||||||||
| |||||||||||||||
| Type of workings | Surface/Underground |
|---|---|
| Length | 60.96M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M060286 |
JOHNSON, M.G., 1977, GEOLOGY AND MINERAL DEPOSITS OF PERSHING COUNTY, NEVADA; NBMG BULLETIN 89.
SOUTHERN PACIFIC CO., 1964, MINERALS FOR INDUSTRY-NORTHERN NEVADA A NORTHWESTERN UTAH SUMMARY OF GEOLOGIC SURVEY 1958-61, V.1, SO. PACIFIC CO., SAN FRANCISCO, P.25
QUADE, JACK, 7 SEP 84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.
NBMG STAFF, 1985, NBMG OFR 85-3.
NBMG, 1994, MI-1993
NBMG MI-1987. MI-1993
NBMG MI-1987
| Subject category | Comment text |
|---|---|
| Deposit | WORKINGS ALONG WILLOW CREEK WERE NOT ACCESSIBLE BECAUSE OF BORAX CO. POLICY, HOWEVER, THEY WERE IN HIGHLY ALTERED VOLCANIC RHYOLITES AND TUFFS, IN SAME TARGET AREA BEING DRILLED BY COMPANY. THE OLDER WORKINGS TO THE NORTH WERE ALONG QUARTZ VEINS IN OLDER SEDIMENTS OF THE AULD LANG SYNE GROUP. SAMPLE 2825 WAS FROM A VEIN CROSSING A STREAM COURSE IN SEDIMENTS THAT WERE BEING PROSPECTED BY A SMALL ADIT. THE VEIN WAS A HIGHLY OXIDIZED, SILICIFIED BRECCIA. SAMPLE 2826 WAS FROM A DUMP ADJACENT TO A COLLAPSED SHAFT IN BRECCIA AND QUARTZ VEINS. MORE PROSPECTS SIMILAR TO THESE DOT THE LANDSCAPE ALONG THE WEST SIDE OF THE RANGE WITHIN THE OLDER SEDIMENTS. |
| Deposit | DEVELOPED BY AN INCLINED SHAFT, 200 FOOT MAIN DRIFT, AND THREE STOPES, AS WELL AS A NEW OPEN PIT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1973 | Johnson, Maureen G. | Nevada Bureau of Mines and Geology | |
| Updater | 01-MAR-1987 | La Pointe, D.D. | Nevada Bureau of Mines and Geology | |
| Updater | 01-SEP-1994 | Li, Zhiping (Moyer, Lorre A.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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