Swen Larson Quarry

The Swen Larson Quarry is a magnesite mine located in Whatcom county, Washington at an elevation of 3,901 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: Swen Larson Quarry  

State:  Washington

County:  Whatcom

Elevation: 3,901 Feet (1,189 Meters)

Commodity: Magnesite

Lat, Long: 48.7992, -122.06940

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 Swen Larson Quarry

Swen Larson Quarry MRDS details

Site Name

Primary: Swen Larson Quarry


Primary: Magnesite


State: Washington
County: Whatcom

Land Status

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Owner Name: Olivine Corp.
Company ID: 4500933
Home Office: Washington
Info Year: 1990


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Record Type: Site
Operation Category: Producer
Operation Type: Surface
Mining Method: Unknown
Years of Production:
Significant: N


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

Mineral Deposit Model

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Analytical Data

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Reference (Deposit): NEWSLETTER, V. 18, NO. 1, P. 11.

Reference (Deposit): WA. DIV. GEOL. AND EARTH RESOURCES, 1990, WA. GEOL.

Washington Gold

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