| Deposit ID | 10104039 |
|---|---|
| MRDS ID | M233906 |
| Record type | Site |
| Current site name | Allen No. 2 |
| Alternate or previous names | Delano, No. 1, Part of Nevada-Bellevue |
| Geographic coordinates: | -114.78117, 41.78297 (WGS84) |
|---|---|
| Relative position | LOCATED APPROX. 1 1/2 MI, NW OF CONTACT, NEV. |
Political divisions (FIPS codes)
Elko(county)
Nevada(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Contact(quadrangle 1:24,000 scale)
Jackpot(quadrangle 1:100,000 scale)
Wells(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Salmon Falls(hydrologic unit)
Upper Snake(hydrologic accounting unit)
Upper Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Nevada | Elko |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Mount Diablo | 045N;045N | 064E;063E | 18;13 | Nevada |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Gold | Secondary |
| Silver | Secondary |
| Materials | Type of material |
|---|---|
| Bornite | Ore |
| Chalcopyrite | Ore |
| Result | CAPPED BY GOSSAN |
|---|
| Model code | 59 |
|---|---|
| USGS model code | 18b |
| Deposit model name | Skarn Cu |
| Mark3 model number | 8 |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Unconsolidated Deposit > Silt |
| 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 > Carbonate > Limestone |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Chert |
| (1) | -114.78117, 41.78297 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Granodiorite Stock And Assoc. Fault |
| General form | TABULAR |
|---|---|
| Dip | 60SE |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1912 |
| District name | Contact (48) |
|---|
| Type | Owner |
|---|---|
| Owner | Nevada-Bellevue Copper Mining Co. |
| First year | 1930 |
| Type of workings | Underground |
|---|---|
| Length | 15.24M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M233906 |
SMITH, R.M. (1976) MINERAL RESOURCES OF ELKO CO., NEV: USGS OFR 76-56, P 39-45.
HOPE, R.A. & COATS, R.R. (1976) PRELIM, GEOLOGIC MAP OF ELKO CO., NEV: USGS OFR 76-779
SCHRADER, F.C. (1935) THE CONTACT MINING DISTRICT, NEVADA: USGS BUL. 847-A
SCHRADER, F.C. (1912) A RECONN. OF THE JARBIDGE, CONTACT, AND ELK MT. MINING DISTRICTS, ELKO CO., NEVADA: USGS BUL. 497
SCHRADER, F.C., (1935)
| Subject category | Comment text |
|---|---|
| Deposit | VEIN, IGNEOUS CONTACT, FAULTS; CAPPED BY A GOSSAN |
| Deposit | THIS IS ONE OF THE NEVADA-BELLEVUE COPPER MINING CO. CLAIMS THE ALLEN CLAIM YIELDED 8 CARS OF ORC. A 10-FOOT TUNNEL IN THE EASTERN PART OF THE ALLEN NO. 2 CLAIM SHOWS CARBONATE ORE CONTAINING 8% CU. THERE IS A 40-FOOT TUNNEL AND OTHER MINOR WORKINGS. THE MINERALIZED ZONE IS ALONG THE GRANODIORITE-LIMESTONE CONTACT, WHICH IS CAPPED WITH A GOSSAN. (SCHRADER, 1935, P 24-5) MINERAL SURVEY NO 3854 |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1979 | Weimer, Becky S. | 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.