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  3. Mineral Resource Data System (MRDS)

Hallam Prospects

Occurrence in Alaska, United States with commodity Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. General comments
  12. Reporter information

Geologic information

Identification information

Deposit ID 10001305
MRDS ID A012044
Record type Site
Current site name Hallam Prospects
Alternate or previous names Alaska Juneau Mining Co., Claim Groups: Dora, Hallam
Related records 10282818

Geographic coordinates

Geographic coordinates: -134.39479, 58.31447 (WGS84)

Site location context

Political divisions (FIPS codes)

Juneau(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Juneau B-2(quadrangle 1:63,360 scale)

Juneau SE(quadrangle 1:100,000 scale)

Juneau(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lynn Canal(hydrologic unit)

Northern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

LG(Federal land areas administered by LG)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • BEST LOCATION: ADGGS, 1982, MINING CLAIM STATUS MAP-JUNEAU QUAD., 1:250000, SITE NO. 67, DORA-HALLAM GROUP COVERED AREA BETWEEN EBNER MINE AND SUMMIT OF MT. JUNEAU LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Gold Primary

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Rock unit name Perseverance Slate;Gastineau Volcanics; Greenstone And Greenschist Sequence Underlying Perseverance Slate
    Rock description Perseverance Slate;Gastineau Volcanics; Greenstone And Greenschist Sequence Underlying Perseverance Slate

Nearby scientific data

(1) -134.39479, 58.31447
ListMap

Economic information

Comments on the geologic information

  • DIORITE DIKES ALSO DESCRIBED AS ALTERED GABBRO IN LITERATURE

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1901

Comments on the workings information

  • SURFACE TRENCHES AND 2 ADITS AT DIFFERENT ELEVATIONS; OVER 250 AC AREA

Comments on development

  • 14 PATENTED LODE CLAIMS; DEVELOPMENT 1901-1934; OPTIONED BY ALASKA-JUNEAU GOLD MINING CO. IN 1931

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit QUARTZ VEINS IN SLATE WITH DIORITE DIKES NEAR SLATE/GREEN STONE CONTACT; FREE GOLD; NO DATA ON SULFIDES PRESENT
Deposit SEE ALSO: EBNER ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1985 Leonard, Kenneth R. (Elliott, R. L.) 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.