| Deposit ID | 10042496 |
|---|---|
| MRDS ID | M060305 |
| Record type | Site |
| Current site name | Montezuma Mine |
| Alternate or previous names | Montezuma Group, NBMG Sample 2833 |
| Geographic coordinates: | -118.39348, 40.36045 (WGS84) |
|---|---|
| Elevation | 1414 |
| Relative position | 5 MI. W OF OREANA |
Political divisions (FIPS codes)
Pershing(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Arabia(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 | 29N | 32E | 21 | S2 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Antimony Critical | Primary |
| Gold | Secondary |
| Copper | Secondary |
| Materials | Type of material |
|---|---|
| Bindheimite | Ore |
| Jamesonite | Ore |
| Jarosite | Ore |
| Plumbojarosite | Ore |
| Calcite | Gangue |
| Chalcopyrite | Gangue |
| Quartz | Gangue |
| Tourmaline | Gangue |
| Result | ORE AVERAGED 40-50% PB & SB |
|---|---|
| Result | 60-80 OZ/TON AG. SAMPLE 2833 CONTAINS 15 % FE, 0.15 % MG, 0.2 % CA, 0.05 % TI, 100 PPM MN, 50 PPM AG, 3000 PPM AS, 2000 PPM B, -150 PPM BA, 1 PPM BE, 100 PPM CD, 150 PPM CU, 5 PPM MO, 5 PPM -NI, 15000 PPM PB, +10000 PPM SB, 5 PPM SC, 200 PPM SR, 50 PPM -V, 1000 PPM ZN, 15 PPM ZR. |
| Model code | 273 |
|---|---|
| USGS model code | 36a |
| Deposit model name | Low-sulfide Au-quartz vein |
| Mark3 model number | 27 |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Hornfels |
| (1) | -118.39348, 40.36045 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Ne Trending, Se Dipping Faults |
| Strike | E-W TO NE |
|---|---|
| Dip | 45N |
| Thickness | 4.27M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1860 |
| Year of last production | 1951 |
| District name | Arabia District |
|---|
| Ownership category | Private |
|---|
| Year | 1868 | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material | ORE | |||||||||||||||||||||
| Accuracy | Accurate | |||||||||||||||||||||
| Description | Ap_Grade: ^40-50% Pb&Sn | |||||||||||||||||||||
| ||||||||||||||||||||||
| Type of workings | Surface/Underground |
|---|---|
| Area | 0.438HA |
| Overall depth | 36.58M |
| Overall length | 30.48M |
| Overall width | 6.1M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M060305 |
JOHNSON, M.G., 1977, GEOLOGY AND MINERAL DEPOSITS OF PERSHING COUNTY, NEVADA: NBMG BULL. 89
LAWRENCE, E.F., 1963, ANTIMONY DEPOSITS OF NEVADA; NBMG-BULL. 61
DECKER, D.J, 1972, GEOLOGY AND ORE DEPOSITS OF THE ARABIA DISTRICT, PERSHING COUNTY NEVADA. M.S. THESIS U N R
KNOPF, 1918, THE ANTIMONIAL SILVER-LEAD VEINS OF THE ARABIA DISTRICT, NEVADA: USGS BULL. 660
VANDERBURG, 1936, RECONNAISSANCE OF MINING DISTRICTS IN PERSHING COUNTY, NEVADA; USBM IC 6902, P. 12.
QUADE, JACK, 1984, FIELD EXAMINATION 9-8-84.
VANDERBURG, 1936; JOHNSON, 1977.
| Subject category | Comment text |
|---|---|
| Deposit | THE MAIN ORE BODY IS 14 FT THICK BUT THINNED TO 6 FT AT PIT LEVEL. BINDHEIMITE OCCURS AS EARTHY TO PITCHY PODS THAT FILL THE ENTIRE EAST-TRENDING VEIN, LEANER VEINS CONTAIN AMOUNTS OF MILKY QUARTZ WITH THE BINDHEIMITE. THE ORE BEARING VEINS CUT ACROSS GRANODIORITE AND HORNFELS. VEIN IS GOSSANY WITH EXTENSIVE IRON-STAINED ALTERATION EXTENDING INTO THE ADJACENT META-SILTSTONE. THE VEIN SHAPE- IS POD-LIKE WITH RADIATING VEINLETS OF QUARTZ INTO GOUGE THAT- EXTEND ALONG ADJACENT FRACTURES.; MODEL NAME COULD ALSO BE: POLYMETALLIC VEINS. |
| Deposit | IN 1865 A SMELTER WAS BUILT FOR TREAT THE ORE FROM THE MINE, THE MONTEZUMA MINE IS DEVELOPED ON THE EAST-TRENDING VEIN BY A PIT 90 FT. LONG, 20 FT. WIDE , AND 20 FEET DEEP WITH INCLINE SHAFT SUNK TO 120 FT. DEEP. THE MAIN ORE BODY IN THE PIT WAS 14 FT. THICK BUT THINNED TO 6 FT AT THE LEVEL OF THE PIT ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1979 | Harner, Joy L. (Roberts, Ralph J.) | 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-OCT-1980 | Royse, Sue E. | 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.
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