The Matt is a copper and molybdenum mine located in Snohomish county, Washington at an elevation of 4,800 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 4,800 Feet (1,463 Meters)
Commodity: Copper, Molybdenum
Lat, Long: 47.94444, -121.41222
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Matt MRDS details
Site Name
Primary: Matt
Commodity
Primary: Copper
Primary: Molybdenum
Location
State: Washington
County: Snohomish
District: Silver Creek District
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: In Snoqualmie National Forest
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Cities Service Co. (Circa
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains
Mineral Deposit Model
Model Name: Porphyry Cu
Orebody
Form: DISSEMINATED
Structure
Not available
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Miocene
Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Miocene
Analytical Data
Analytical Data: DRILL CORE ASSAYED 0.01-0.27% CU, AND UP TO 0.027% MO
Materials
Ore: Pyrite
Ore: Pyrrhotite
Ore: Chalcopyrite
Comments
Comment (Reserve-Resource): TOO LOW GRADE TO BE ECONOMIC
Comment (Deposit): THIS MAY BE PART OF THE SAME MINERALIZING SYSTEM AS AT SEACREST DEPOSIT WHICH IS LESS THAN 1 MI TO THE NORTHWEST
Comment (Workings): DRILL CORE ONLY, TOTALING 2,132 FT
Comment (Deposit): SEE ALSO MRDS RECORD MP00033
References
Reference (Deposit): JOHNSON, F.L., DENTON, D.K., IVERSON, S.R., MCCULLOCH, R.B., STEBBINS, S.A., AND STOTELMEYER, R.B., 1983, MINERAL RESOURCES OF THE GLACIER PEAK RARE II AREA (NO. L6031), SNOHOMISH COUNTY, WASHINGTON: U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 75-83, P. 36.
Reference (Deposit): TABOR, R.W., FRIZZELL, V.A., JR., BOOTH, D.B., WHETTEN, J.T., WAITT, R.B., JR., AND ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, SCALE 1:100,000.
Reference (Reserve-Resource): JOHNSON AND OTHERS, 1983
Washington Gold
"Where to Find Gold in Washington" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Washington.
