| Deposit ID | 10101024 |
|---|---|
| MRDS ID | A015455 |
| Record type | Site |
| Current site name | Mizpah Mine |
| Alternate or previous names | Black Joe |
| Geographic coordinates: | -147.32239, 65.06857 (WGS84) |
|---|---|
| Location accuracy | 250(meters) |
Political divisions (FIPS codes)
Fairbanks North Star(Borough)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Livengood A-1(quadrangle 1:63,360 scale)
Circle SW(quadrangle 1:100,000 scale)
Livengood(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Alaska(hydrologic region)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Secondary |
| Antimony Critical | Secondary |
| Tungsten Critical | Secondary |
| Lead | Tertiary |
| Materials | Type of material |
|---|---|
| Gold | Ore |
| Scheelite | Ore |
| Stibnite | Ore |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| (1) | -147.32239, 65.06857 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1912 |
| District name | Fairbanks |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A015455 |
USGS MF-413 (A-1), LOC. 48
USGS BULL. 662, P. 405-406
USGS BULL. 525, P. 162
USGS BULL 849-B, P. 107.
| Subject category | Comment text |
|---|---|
| Deposit | MIZPAH LODE IS FROM 3 IN. TO 3 FT. THICK, STRIKES E TO S 70 E AND DIPS ABOUT 65 SW, AND CARRIES GOLD, SCHEELITE, AND STIBNITE; IN FAULTED ZONE GOLD QUARTZ REPLACED BY EARTHY WAD AND OXIDIZED SILVER-LEAD ORE. HORSES ARE PRESENT IN SEVERAL PLACES. STIBNITE PRESENT IN SOME PARTS OF VEIN; GOLD CONTENT GREATER WHERE STIBNITE IS PRESENT. SECOND GENERATION GOLD QUARTZ CUTS BULL QUARTZ. IN ADJACENT BLACK JOE LODE A GOLD-TUNGSTEN VEIN CUTS QUARTZITE SCHIST; VEIN STRIKES N 20 W, DIPS 18 SW, AND CUTS THE CLEAVAGE OF SCHIST THAT STRIKES N 80 W AND DIPS ABOUT 80 S. GOLD AND SCHEELITE OCCUR IN DIFFERENT PARTS OF THE VEIN. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1987 | Powers, M.T. (Huber, D.F.) | U.S. Geological Survey |
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.