1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed Silver-Gold Occurrence

Occurrence in Alaska, United States with commodities Silver, Gold
Map
XML
JSON
KML
C
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10002434
MRDS ID A013356
Record type Site
Current site name Unnamed Silver-Gold Occurrence

Geographic coordinates

Geographic coordinates: -133.39555, 57.62364 (WGS84)
Elevation 396
Relative position 1.0 MI. SE OF PEAK 3895

Site location context

Political divisions (FIPS codes)

Hoonah-Angoon(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sumdum C-5(quadrangle 1:63,360 scale)

Sumdum N(quadrangle 1:100,000 scale)

Sumdum(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central 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)

Chuck River Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS B 1525, FIG. 57, SAMPLE NO. 4S138 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Silver Tertiary
Gold Tertiary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result VEIN GRAB SAMPLE: 15 PPM AG, 0.15 PPM AU-REF. 1, P. 166, SAMPLE 4S138

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -133.39555, 57.62364
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1975
Discoverer Usbm, Usgs

Mining district

District name Petersburg

Land status

Ownership category National Forest

Comments on the workings information

  • OCCURRENCE ONLY

Reference information

Bibliographic references

  • Deposit

    USGS B 1525, P. 163, 164, 166, FIG. 57, SAMPLE 4S138, PLATE 1 (1984)

  • Other Database

    BAG-B-1525-FIG-4S138

General comments

Subject category Comment text
Deposit Discovery Year: 1970'S
Deposit 2-3 FT. THICK QUARTZ VEIN CROSSCUTS STRUCTURE OF GRAPHITIC SCHIST.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1987 Niles, L.P. (Huber, D.F.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.