| Deposit ID | 10044800 |
|---|---|
| MRDS ID | M232391 |
| Record type | Site |
| Current site name | Helen Shaft |
| Geographic coordinates: | -115.99173, 39.51825 (WGS84) |
|---|---|
| Elevation | 2007 |
Political divisions (FIPS codes)
Eureka(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Eureka(quadrangle 1:24,000 scale)
Newark Lake(quadrangle 1:100,000 scale)
Ely(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Diamond-Monitor Valleys(hydrologic unit)
Central Nevada Desert Basins(hydrologic accounting unit)
Central Nevada Desert Basins(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 | Eureka |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 019N | 053E | 15 | Nevada |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Lead | Tertiary |
| Copper | Tertiary |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite | ||||
| Rock unit name | Hamburg Dolomite | ||||
| Rock description | Hamburg Dolomite | ||||
| |||||
| (1) | -115.99173, 39.51825 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Deposits In Hanging Wall Of Ruby Hill Thrust |
| General form | STRATABOUND |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1899 |
| Year of first production | 1899 |
| District name | Eureka District |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M232391 |
ROBERTS, ETAL. (1967) GEOLOGY & MINERAL RES. OF EUREKA CO, NV., NEV. BUREAU OF MINES BULL 64
US BUREAU OF MINES (ELY) MILS NO 123, REFERNCE NO 3201100088
NOLAN T.B. (1962) THE EUREKA MINING DISTRICT, NEVADA, USGS PP. 406.
NOLAN, T.B., 1962
| Subject category | Comment text |
|---|---|
| Deposit | ORE OCCURS AS REPLACEMENT OF DOLOMITE ALONG FRACTURED ZONES IN HANGING WALL OF RUBY HILL THRUST. |
| Deposit | PRODUCED 1,817 TONS OF ORE WORTH $119,753 FROM 1899-1922 THE PROPERTY IS LOCATED AT THE SOUTHERN END OF ADAMS HILL, ORE OF FIVE MINERALIZED BLOCKS IN THE DISTRICT. ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1980 | Kirkham, Richard A. | Nevada Bureau of Mines and Geology |
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.