| Deposit ID | 10047424 |
|---|---|
| MRDS ID | M242724 |
| Record type | Site |
| Current site name | Oreana Mine |
| Alternate or previous names | Little Tungsten Mine, Marker George, Jack of Clubs, Gordon Mine, NBMG Sample Site 2663 Merged Data From Record M234138 Which Had No, Site Name |
| Related records | 10174824 |
| Geographic coordinates: | -118.2582, 40.40156 (WGS84) |
|---|---|
| Elevation | 1524 |
| Relative position | SOUTH OF MOUTH OF ROCKY CANYON ON THE WEST FLANK OF THE HUMBOLDT RANGE 20 MILES NORTHEAST OF LOVELOCK. |
Political divisions (FIPS codes)
Pershing(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Rye Patch Dam(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 | 033E | 03 | SE OF SE | Nevada |
| Commodity | Importance |
|---|---|
| Tungsten Critical | Primary |
| Beryllium Critical | Secondary |
| Fluorine-Fluorite Critical | Secondary |
| Antimony Critical | Secondary |
| Materials | Type of material |
|---|---|
| Beryl | Ore |
| Fluorite | Ore |
| Scheelite | Ore |
| Albite | Gangue |
| Oligoclase | Gangue |
| Phlogopite | Gangue |
| Quartz | Gangue |
| Result | 0.1% BEO(ROYSE).SAMPLE 2663 OF ORTHOCLASE-QUARTZ-BERYL PEGMATITE WITH SOME SCHEELITE, CONTAINS 0.5% FE, 0.7% MG, 3% CA, 0.015% TI, 300 PPM MN, 1 PPM AG, 70 PPM BA, +1000 PPM BE, 15 PPM BI, 30 PPM CR, 10 PP, CU, 30 PPM NI, 20 PPM PB, 100 PPM SC, 150 PPM SR, 500 PPM V, 50 PPM W, 10 PPM Y, 10 PPM ZR. |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Pegmatite |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Hornfels |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Prida Limestone |
| Rock description | Prida Limestone |
| (1) | -118.2582, 40.40156 |
|---|
| General form | TABULAR |
|---|---|
| Strike | NW |
| Dip | 60-80 NE |
| Length | 341.38M |
| General form | TABULAR |
|---|---|
| Dip | 60-80 NE |
| Development status | Past Producer |
|---|---|
| Commodity type | Both |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1934 |
| District name | Rye Patch District |
|---|
| Ownership category | Private |
|---|
| Type of workings | Surface/Underground |
|---|---|
| Length | 1609.3M |
| Overall depth | 71.63M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M242724 |
STAGER, H.K., AND TINGLEY, J.V.,1988 TUNGSTEN DEPOSITS IN NEVADA: NBMG BULL. 105. PP.190-191.
NBMG STAFF, 1985, NBMG OFR 85-3.
KERR, P.F., 1938, TUNGSTEN MINERALIZATION AT OREANA, NEVADA; ECON GEOL, VOL. 33, P. 390-427.
KERR, P.F., 1946, TUNGSTEN MINERALIZATION OF THE UNITED STATES; GSA MEMOIR 15.
LAWRENCE, E.F., 1963, ANTIMONY DEPOSITS OF NEVADA; NBMG BULL. 61.
JOHNSON, M.G., 1977, NBMG BULL 89.
WARNER, ET AL., 1959, OCCURRENCE OF NONPEGMATITE BERYLLIUM IN THE UNITED STATES; USGS PP. 318.
OLSON, J.C. AND HINRICHS, E.N., 1960, USGS BULL 1082-D, P. 135.
PAPKE, K.G., 1979, NBMG BULL 93, P. 72.
STAGER,H.K. AND TINGLEY, J.V.,1988 TUNGSTEN DEPOSITS IN NEVADA; NBMG BULL. 105 PP. 190-191
| Subject category | Comment text |
|---|---|
| Deposit | WAS HAND-SORTED AND SHIPPED WITHOUT FURTHER CONCENTRATION. BERYL WAS A COMMON CONSTITUENT OF ORE MINED FROM THE VERTICAL DIKES BUT WAS LESS ABUNDANT IN THE LENSES OF PEGMATITE ALONG THE CONTACT. THE BERYL CRYSTALS, PALE GREEN IN COLOR, WERE GENERALLY SMALL BUT RANGED FROM MICROSCOPIC SIZE TO CRYSTALS ALMOST 1 INCH THICK AND 4 INCHES LONG. THE QUANTITY OF BERYL PRESENT WAS NOT SUFFICIENT TO CONSTITUTE BERYLLIUM ORE, AND THE MILL TAILINGS FROM THE TUNGSTEN ORE TREATED AT THE TOULON MILL CONTAINED ONLY ABOUT 0.1% BEO. MOST OF THE ORE MINED WAS FROM THE WEST DIKE, MINED FOR A STRIKE LENGTH OF 1120 FT, ALTHOUGH 4 DIKES IN ALL WERE MINED. ONLY THE TWO MAJOR DIKES PLUS NUMEROUS LENSES ALONG THE CONTACT CONTAINED SUBSTANTIAL ORE BODIES. AT THE NORTH END OF THE MINE AREA, ON THE MARKER GEORGE PATENTED CLAIM, SCHEELITE OCCURS SPORADICALLY AS RICH STREAKS IN 5 PEGMATITE DIKES 0.5-10 IN THICK (AVG. 4 IN.) THE DIKES USUALLY CONSIST OF QUARTZ AND FELDSPAR OR OF QUARTZ ALONE, BUT LOCALLY THEY |
| Deposit | CONTAIN SCHEELITE, BLUE BERYL, OR BLACK TOURMALINE. ALTHOUGH THE ENTIRE WIDTH OF A DIKE MAY BE SCHEELITE, THE STREAKS DO NOT EXTEND MORE THAN A FEW FEET IN ANY DIRECTION. THE WALLROCKS ARE INTERBEDDED LIMESTONE AND HORNFELS THAT STRIKE NW AND DIP 20-45 NE. THE DIKES ALSO STRIKE NW, BUT DIP 60-80 NE AND CUT ACROSS THE BEDS. THE BEST SCHEELITE MINERALIZATION APPEARS TO BE WHERE THE DIKES CROSS THE CONTACT BETWEEN HORNFELS AND LIMESTONE. ONLY ABOUT 150 UNITS OF W03 WERE PRODUCED FROM THESE SMALL DIKES THAT WERE EXPLORED BY NUMEROUS TRENCHES AND ABOUT 1200 FT OF ADITS AND RAISES. NATIVE ANTIMONY IS RARE BUT OCCURS AS SMALL IRREGULAR PODS AND CRYSTALS ON QUARTZ AND FELDSPAR. |
| Deposit | SCHEELITE OCCURS IN NARROW PEGMATITE DIKES AND IN IRREGULAR PEGMATITE PODS IN THE METADIORITE WHICH CUTS LIMESTONE. TWO MAJOR STEEPLY-DIPPING OR VERTICAL PEGMATITE DIKES AND MANY MINOR ONES CUT THROUGH THE METADIORITE AND ASSOCIATED APLITE DIKES, BUT THEY DIE OUT IN THE LIMESTONE THAT LIES ABOVE AND BELOW THE METADIORITE. SCHEELITE IN THESE DIKES OCCURS ONLY NEAR THE LOWER CONTACT BETWEEN LIMESTONE AND METADIORITE AND EXTENDS UPWARD ABOUT 50 FT FROM THIS CONTACT. IT ALSO OCCURS IN SEVERAL LENTICULAR PEGMATITE PODS ALONG THE LOWER CONTACT. THE PEGMATITE DIKES RANGE IN THICKNESS FROM A FEW INCHES TO 5 FT AND CONSIST DOMINANTLY OF QUARTZ, FLUORITE, OLIGOCLASE, ALBITE, BERYL, SCHEELITE AND PHLOGOPITE. THESE MINERALS ARE DISTRIBUTED ERRATICALLY THROUGH THE PEGMATITES PORTIONS OF WHICH WERE NEARLY SOLID SCHEELITE, FLUORITE, OR QUARTZ. IN THE EASTERN ONE OF THE TWO DIKES, AT THE ORIGINAL DISCOVERY SITE WHERE THE ORE CROPPED OUT, A BODY 100 FT LONG YIELDED HIGH-GRADE SCHEELITE ORE THAT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1986 | Royse, Sue E. | Nevada Bureau of Mines and Geology | |
| Updater | 01-MAY-1986 | La Pointe, D.D. (Tingley, J.V.) | Nevada Bureau of Mines and Geology | |
| Updater | 01-NOV-1990 | Skurski, M. | U.S. Geological Survey | |
| Updater | 01-APR-1991 | Moyer, Lorre A. (Marcus, S.M.) | U.S. Geological Survey | |
| 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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