| Deposit ID | 10000242 |
|---|---|
| MRDS ID | A010280 |
| Record type | Site |
| Current site name | Little Joe Prospect |
| Geographic coordinates: | -132.14621, 54.92195 (WGS84) |
|---|---|
| Elevation | 366 |
Political divisions (FIPS codes)
Prince of Wales-Hyder(Census area)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Dixon Entrance D-1(quadrangle 1:63,360 scale)
Dixon Entrance(quadrangle 1:100,000 scale)
Dixon Entrance(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Prince of Wales(hydrologic unit)
Southern Southeast Alaska(hydrologic accounting unit)
Southeast Alaska(hydrologic subregion)
Alaska(hydrologic region)
Federal lands
Tongass National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Uranium | Primary |
| Thorium | Primary |
| Materials | Type of material |
|---|---|
| Albite | Gangue |
| Quartz | Gangue |
| Riebeckite | Gangue |
| Zircon | Gangue |
| Result | CHEMICAL ANALYSIS OF ONE REPRESENTATIVE SAMPLE: 0.095% |
|---|
| Host or associated | Associated | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite > Peralkaline Granite | ||||||||||||||||||||
| |||||||||||||||||||||
| Host or associated | Host | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite > Peralkaline Granite | ||||||||||||||||||||
| |||||||||||||||||||||
| (1) | -132.14621, 54.92195 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Large Vertical Fault N75w Cuts Across Both Prospect Sites. |
| Strike | N65-25W AND N15-30W |
|---|---|
| Dip | 35-50 SW |
| Thickness | 0.61M |
| Length | 243.84M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1956 |
| Discoverer | Donald Marx |
| District name | Ketchikan District |
|---|
| Ownership category | National Forest |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A010280 |
USGS BULLETIN 1154, P.89-90
CAN.J. EARTH SC1, VOL 20, NO2, P.236-245
USGS OPEN FILE 78-863, P.6-8
| Subject category | Comment text |
|---|---|
| Deposit | TWO SETS OF SUBPARALLEL DIKES RANGE IN THICKNESS FROM A FEW INCHES TO 2FT. MAXIMUM RADIOACTIVITY RECORDED WAS 0.9 MILLIROENTGENS PER HOUR. |
| Deposit | INCLUDES REFERENCES TO LUCKY JIM PROSPECT ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1983 | Hirschmann, M. M. (Elliott, R. L.) | 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.