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

Sitklan Passage Pegmatites

Prospect in Alaska, United States with commodity Mica
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10209717
MRDS ID A002691
MAS/MILS ID 0021220006
Record type Site
Current site name Sitklan Passage Pegmatites
Alternate or previous names Sitklan Island Mica, Hyder Mica, B.C. Mica Mines, Nakat Bay

Geographic coordinates

Point of reference Trench
Geographic coordinates: -130.67421, 54.76305 (WGS84)
Elevation 45
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Prince of Wales-Hyder(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Prince Rupert D-3(quadrangle 1:63,360 scale)

Duke Island(quadrangle 1:100,000 scale)

Prince Rupert(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Misty Fiords National Monument Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 082 S 099 E 18 NWNE Alaska

Commodities

Commodity Importance
Mica Primary

Nearby scientific data

Trench (1) -130.67421, 54.76305
ListMap

Economic information

Ore body information

  • Area 7HA
    Field Value
    Total Surface Area (HA) 7
    Date of Last Modification 910418

Economic information about the deposit and operations

Development status Prospect
Commodity type Non-metallic
Significant No

Mining district

District name Ketchikan District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Wilderness

Reference information

Bibliographic references

Comments on the references

  • SITKLAN MICA - SEE BACK-UP FILES.

General comments

Subject category Comment text
Deposit USGS CRIB A002690 USGS CRIB A002687 4FT ADIT, OPENCUTS, 5 TRENCHES, ALSO EXPLORATION ON MANY OTHER PEGMATITES. ALSO DIAMOND DRILLING IN 1959. CLAIMS ACTIVE BETWEEN 1953 AND 1961. NO ACTIVITY SINCE. COMPOSED OF PEGMATITES RESTRICTED TO ZONE OF FELDSPATHIZED GRANULITE. PEGMATITES MAY FORM BY METAMORPHIC REPLACEMENT OF THIS ROCK. PEGMATITES CONTAIN NO RARE PEG. MINERALS OR RARE EARTHS. USBM RECOMMENDED DENIAL OF LOAN FOR FURTHER EXPLORATION 1953 PEGMATITES LESS THAN 500 FT FROM BEACH. WATER PROBABLY AVAILABLE ON ISLAND; NO REF. IN LITERATURE. CLOSEST POWER IN KETCHIKAN APPROX. 60 MI NW. USGS CRIB A002687

Reporter information

Type Date Name Affiliation Comment
Reporter 19-FEB-93 Map U.S. Bureau of Mines

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.