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Tin Creek Deposit

Occurrence in Alaska, United States with commodities Tin, Beryllium, Fluorine-Fluorite, Lead, Zinc, Copper, Molybdenum, Tungsten
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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. Controls for ore emplacement
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10003205
MRDS ID A016013
Record type Site
Current site name Tin Creek Deposit

Geographic coordinates

Geographic coordinates: -167.12312, 65.4601 (WGS84)
Relative position 2.4 KM SE OF LOST R. MINE

Site location context

Political divisions (FIPS codes)

Nome(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Teller B-5(quadrangle 1:63,360 scale)

Teller SE(quadrangle 1:100,000 scale)

Teller(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Imuruk Basin(hydrologic unit)

Norton Sound(hydrologic accounting unit)

Northwest(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Diomede Native Corporation(ANCSA Village)

ANCSA Village NTVPIC(Type of land area)

NTVPIC(Federal land areas administered by NTVPIC)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • APPROX. CENTER OF 0.2 SQ. KM. STOCK EXPOSED IN TIN CR. DRAINAGE; USGS BULLETIN 1287, PLATE 6; USGS BULLETIN 1129, PLATE 1. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Tin Critical Primary
Beryllium Critical Primary
Fluorine-Fluorite Critical Primary
Lead Secondary
Zinc Critical Secondary
Copper Tertiary
Molybdenum Tertiary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Cassiterite Ore
Chalcopyrite Ore
Chrysoberyl Ore
Euclase Ore
Fluorite Ore
Galena Ore
Helvite Ore
Marmatite Ore
Molybdenite Ore
Stannite Ore
Diaspore Gangue
Garnet Gangue
Hornblende Gangue
Idocrase Gangue
Magnetite Gangue
Mica Gangue
Plagioclase Gangue
Pyrite Gangue
Topaz Gangue
Scheelite Unknown

Analytical data

Result GREISEN CONTAINS UP TO 0.3% SN LOCALLY
Result SKARNS GENERALLY LOW IN BE, BUT LOCALLY CONTAIN UP TO 0.45% BE, PRINCIPALLY IN HELVITE

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Ordovician
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Tin Creek Stock; F. Tomed. Grained Subequigranular Bio. Granite Cupola
    Rock description Tin Creek Stock; F. Tomed. Grained Subequigranular Bio. Granite Cupola
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Port Clarence Limestone
    Rock description Port Clarence Limestone

Nearby scientific data

(1) -167.12312, 65.4601
ListMap

Economic information

Controls for ore emplacement

  • Rhyolites And Be-F Veins Follow Radial Fractures; Skarns At Stock Contacts

Comments on the geologic information

  • NE-TRENDING, 3500 X 1500 FT STOCK IN MARMARIZED LIMESTONE, LOCALLY DEVELOPED TACTITE ALONG CONTACT; CROSSCUT BY RHYOLITE PORPHYRY AND LAMPROPHYRE DIKES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Comments on the workings information

  • NUMEROUS PITS AND TRENCHES; ESPECIALLY IN LS SOUTH OF STOCK (N SLOPE OF TIN CR. VALLEY)

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SEE ALSO: LOST RIVER MINE ; INFO.SRC : 1 PUB LIT
Deposit THREE TYPES OF MINERALIZATION ASSOCIATED WITH SMALL BIOTITE GRANITE STOCK: (1) SEVERAL 1000 SQ FT AREA OF QUARTZ-TOPAZ GREISEN AT NE END OF STOCK CONTAINS CASSITERITE, PYRITE, ARSENOPYRITE, MARMATITE, STANNITE, MOLYBDENITE AND GALENA; (2) SKARNS: FLUORITE (85%)-MAGNETITE (15%), "RIBBON ROCK" ASSOCIATED WITH EQUIGRANULAR GRANITE; REPLACED BY COARSE-GRAINED IDOCRASE (55-90%)-GARNET (10-40%) - FLUORITE (0-2%) - SULFIDE (0-2%), SKARN ADJACENT TO V. FINE GRAINED EQUIVGRANULAR GRANITE; SULFIDES PRESENT INCLUDE: GALENA, CERUSSITE, ARSENOPYRITE, CHALCOPYRITE, CASSITERITE AND HELVITE; (3) VEINS AND VEINLETS OF FLUORITE-DIASPORE-CHRYSOBERYL-MICA IN OR NEAR RADIAL FRACTURES IN LIMESTONE SOUTH OF STOCK AND ALONG MARGINS OF DIKES; EUCLASE PRESENT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-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.