Twins Group

The Twins Group is a mine located in Skagit county, Washington at an elevation of 2,953 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

Name: Twins Group  

State:  Washington

County:  Skagit

Elevation: 2,953 Feet (900 Meters)

Commodity:

Lat, Long: 48.6269, -121.90140

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.


Satelite image of the Twins Group

Twins Group MRDS details

Site Name

Primary: Twins Group
Secondary: Twins No.1
Secondary: Pedro
Secondary: Deer
Secondary: Cougar
Secondary: Twins No.2
Secondary: Sandy
Secondary: Mona
Secondary: Floats
Secondary: Grover
Secondary: Bear
Secondary: Antelope


Commodity

Tertiary: Iron
Tertiary: Chromium


Location

State: Washington
County: Skagit
District: Sisters


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.


Holdings

Type: Located Claim
Type: Unknown


Workings

Not available


Ownership

Owner Name: Geo Peterson
Home Office: Washington
Info Year: 1975


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Surface
Mining Method: Unknown
Discovery Year: 1940
Years of Production:
Organization:
Significant: N


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Unknown: Serpentine
Unknown: Olivine
Unknown: Magnetite
Unknown: Enstatite
Unknown: Chromite


Comments

Comment (Production): PRODUCTION IS ONGOING.


References

Reference (Deposit): CHROMITE DEPOSITS OF TWIN SISTERS MTS., WASHINGTON.

Reference (Deposit): SHINE MING CO CONFIDENTIAL RPT 1942 FILES USBM WFOC

Reference (Deposit): WASH, DIV. OF MINES AND GEOL. BULL. 37, 1956.

Reference (Deposit): ILLINOIS, 1953.

Reference (Deposit): ULTRAMAFIC BODY, WASHINGTON, UNPUB. THESIS, UNIV. OF

Reference (Deposit): GAUDETTE, H.E., GEOCHEMISTRY OF THE TWIN SISTERS


Washington Gold

Where to Find Gold in Washington

"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.