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Mcmaster Claims

Occurrence in Skagit county in Washington, United States with commodities Chromium, Iron
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Geologic information

Identification information

Deposit ID 10047997
MRDS ID M700384
Record type Site
Current site name Mcmaster Claims
Alternate or previous names Mcmaster, Alma
Related records 10131958

Geographic coordinates

Geographic coordinates: -121.89263, 48.62814 (WGS84)
Elevation 762
Location accuracy 500(meters)
Relative position 4 MILES WSW OF DOCK BUTTE., Within 400 Yd Radius, Within 400 Yd Radius, Within 400 Yd Radius
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Geographic areas

Country State County
United States Washington Skagit

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 036N 007E 10 E2 OF NW Washington

Comments on the location information

  • NEAR CENTER WZ SEC 10, ON THREE LAKES CREEK; ELEVATION IS APPROXIMATE.

Commodities

Commodity Importance
Chromium Primary
Iron Tertiary

Materials information

Materials Type of material
Chromite Ore
Dunite Gangue

Analytical data

Result ASSAYS: CRUDE ORE CONTAINS 56.4% CR203 AND CR/FE RATIO OF 2.58

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite

Nearby scientific data

(1) -121.89263, 48.62814
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Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery method Ore-Mineral In Place

Mining district

District name Hamilton District

Ownership information

  • Type Owner
    Owner Leased From Industrial Mining Inc By Alwyn Wild
    First year 1940

Comments on the workings information

  • WORKINGS UNKNOWN.

Comments on development

  • UNKNOWN DEVELOPMENT.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M700384

Bibliographic references

  • Deposit

    WDMG BULL 37, P. 39

General comments

Subject category Comment text
Deposit 2 CLAIMS: MCMASTER AND ALMA. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-82 Lawson, William A. (Evarts, Russell C.) U.S. Geological Survey