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  3. Mineral Resource Data System (MRDS)

Arms Copper Claim

Prospect in Alaska, United States with commodities Copper, Silver
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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 10002406
MRDS ID A013324
Record type Site
Current site name Arms Copper Claim
Alternate or previous names Arms Claim Group
Related records 10234041

Geographic coordinates

Geographic coordinates: -133.58835, 57.92836 (WGS84)
Elevation 76
Relative position 1.1 MI. SE OF PEAK 3312 ON N SHORE OF "ELBOW" OF TRACY ARM

Site location context

Political divisions (FIPS codes)

Juneau(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

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

Sitka NE(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)

Tracy Arm-Fords Terror 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

  • USBM OFR 85-86, FIG. 4, LOC. 160; USGS B 1525, FIG. 59, SAMPLE NOS. 5K047-051 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Copper Tertiary
Silver Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrrhotite Gangue
Quartz Gangue

Analytical data

Result STREAM FLOAT COMPOSITE SAMPLE: 230 PPM CU, 3 PPM AG-USGS B 1525, TABLE 25, 5K050

Host and associated rocks

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

Nearby scientific data

(1) -133.58835, 57.92836
ListMap

Economic information

Comments on the geologic information

  • LOCATED ON POSSIBLE FAULT ZONE

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Juneau

Land status

Ownership category National Forest

Comments on the workings information

  • NATURE OF WORKINGS UNKNOWN

Comments on development

  • FOUR ACTIVE (AS OF 1984) CLAIMS STAKED IN 1974.

Reference information

Bibliographic references

  • Deposit

    USGS B 1525, P. 168, 169, 285, FIG. 59, TABLE 25, SAMPLES 5K047-051 (1984)

  • Deposit

    USBM OFR 85-87, P. 47, FIG. 4, LOC. 160 (1986)

  • Other Database

    USBM-OFR-85-86-FIG-4-160

General comments

Subject category Comment text
Deposit HEAVILY IRON-STAINED GNEISS CONTAINS QUARTZ AND SPARSELY DISSEMINATED PYRRHOTITE AND CHALCOPYRITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1987 Leonard, Kenneth R. (Huber, Donald 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.