Deposit ID | 10086148 |
---|---|
MRDS ID | W702077 |
Record type | Site |
Current site name | Hilltop Open Pit Gold Mine |
Geographic coordinates: | -116.80482, 40.4138 (WGS84) |
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Elevation | 2042 |
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Country | State | County |
---|---|---|
United States | Nevada | Lander |
Meridian | Township | Range | Section | Fraction | State |
---|---|---|---|---|---|
Mount Diablo | 029N | 046E | 04 | NW | Nevada |
Commodity | Importance |
---|---|
Gold | Primary |
Copper | Tertiary |
Silver | Tertiary |
Lead | Tertiary |
Zinc | Tertiary |
Antimony | Tertiary |
Materials | Type of material |
---|---|
Chalcopyrite | Ore |
Galena | Ore |
Sphalerite | Ore |
Stibnite | Ore |
Tetrahedrite | Ore |
Barite | Gangue |
Marcasite | Gangue |
Quartz | Gangue |
Pyrite | Unknown |
Host or associated | Associated | ||||
---|---|---|---|---|---|
Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite | ||||
|
Host or associated | Host |
---|---|
Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
Host or associated | Host |
---|---|
Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Shale |
Host or associated | Host |
---|---|
Rock type | Sedimentary Rock > Chemical Sediment > Chert |
Rock unit name | Valmy |
Rock description | Valmy |
(1) | -116.80482, 40.4138 |
---|
Type | Description | Terms |
---|---|---|
Regional | Battle Mountain-Eureka Mineral Belt | |
Local | Hilltop Mine Fault |
General form | TABULAR |
---|---|
Strike | N-S |
Dip | W |
Development status | Producer |
---|---|
Commodity type | Metallic |
Deposit size | Small |
Significant | No |
District name | Hilltop District |
---|
Ownership category | Private |
---|
Type | Owner |
---|---|
Owner | U.S. Precious Metals, Inc. Of Vancouver |
Interest | 25 |
First year | 1988 |
Type | Owner |
---|---|
Owner | Ruskin Developments |
Interest | 75 |
First year | 1988 |
Type | Operator |
---|---|
Owner | Noranda (Option To Earn 50% By Drilling And Feasibility Study) |
First year | 1987 |
Type | In-situ | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Estimate year | 1984 | ||||||||||||||
Total resources | 4,671,000mt ore | ||||||||||||||
|
Agency | Database name | Acronym | Record ID | Notes |
---|---|---|---|---|
USGS | Mineral Resources Data System | MRDS | W702077 |
NBMG MINING DISTRICT FILE 153, NUMEROUS PRESS CLIPPINGS
LISLE, R.E. AND DESROCHERS, G.J., 1988, GEOLOGY OF THE HILLTOP GOLD DEPOSIT, LANDER COUNTY, NEVADA IN GSN PRECIOUS METALS SYMPOSIUM TECHNICAL VOLUME.
BONHAM, H.F., 1986, NBMG MAP 91
BONHAM, H.F., 1988, IN NBMG MI-1987
NBMG, 1994, MI-1993
BONHAM, 1988 NBMG MI-1993
Subject category | Comment text |
---|---|
Deposit | GOLD MINERALIZATION IS ASSOCIATED WITH SULPHIDE MINERALS WHICH ARE HOSTED BY A BRECCIATED CHERT UNIT OCCUPYING THE HANGING WALL OF A FAULT. DEPOSIT OCCURS IN BOTH A CONCORDANT AND DISCORDANT BRECCIAS ANDIN NARROW QUARTZ VEINS. THE DEPOSITS IS DISTINGUISHED BY THE ICCURRENCE OF GOLD MINERALIZATION IN QUARTZ-CARBONACEOUS MATTER-SULFIDE BRECCIA MATRIX IN A NON-CALCAREOUS HOST ROCK. VEINS STRIKEN-S AND DIP STEEPLY WEST. |
Type | Date | Name | Affiliation | Comment |
---|---|---|---|---|
Reporter | 01-NOV-1988 | La Pointe, D.D. (Tingley, J.V.) | Nevada Bureau of Mines and Geology | |
Updater | 01-SEP-1994 | Li, Zhiping (Moyer, Lorre A.) | U.S. Geological Survey |