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Broken Ridge

Past Producer in Snohomish county in Washington, United States with commodities Copper, Gold, Molybdenum, Zinc
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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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10229095
MRDS ID M025606
MAS/MILS ID 0530610223
Record type Site
Current site name Broken Ridge
Alternate or previous names Silver Creek, Magnuson Group
Related records 10036703

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -121.44091, 47.91201 (WGS84)
Elevation 975
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Snohomish(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Monte Cristo(quadrangle 1:24,000 scale)

Skykomish River(quadrangle 1:100,000 scale)

Wenatchee(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Skykomish(hydrologic unit)

Puget Sound(hydrologic accounting unit)

Puget Sound(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Mt. Baker-Snoqualmie National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Snohomish

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 028 N 011 E 18 SWSEN2 Washington

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary
Molybdenum Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Bornite Unknown
Chalcopyrite Unknown
Covellite Unknown
Molybdenite Unknown
Pentlandite Unknown
Pyrite Unknown
Pyrrhotite Unknown

Nearby scientific data

Main Entrance (1) -121.44091, 47.91201
ListMap

Economic information

Ore body information

  • Strike E00W
    Dip 45N
    Length 106M
    Width 46M
    Depth to top 2M
    Field Value
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 PIPELIKE
    Type of Orebody #2 FISSURE VEIN
    Shape of Orebody #2 MASSIVE
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip E00W:45N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 2
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 800530

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Monte Cristo District

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Brenmac Mines
    Interest 100
    Home office Washington
    Year 1977

Reference information

Bibliographic references

  • Deposit

    WA. DIV. MINES AND GEOL. BULLETIN 37, 1956, PART II, VOL. 1,

  • Deposit

    P. 80.

General comments

Subject category Comment text
Deposit VERY LITTLE DATA ON THIS PROPERTY

Reporter information

Type Date Name Affiliation Comment
Reporter 24-JUN-94 Sweeney, Thomas M. U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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