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Industrial & Manufacturing

Cornerstone Indus. Logo.jpg

Cornerstone Industrial Minerals Corporation, U.S.A

Perlite Mining- The crude Perlite is mined, crushed and hauled from the Tucker Hill Mine to the processing plant. It is then screened to various sizes and blends and is shipped via truck.railcar to customers for further processing. The perlite is then expanded in furnace at around 1300 degrees where it expands up to 10-20 times its original volume. It is use for various applications in horticulture, construction, and industrial uses.

96078 Industrial Lane Lakeview, OR 97630

Phone: 541-947-5755

Fax: 541-947-5770



GK Soundbooth, Inc. 

We manufacture custom sound booths and custom sound enclosures for individuals, schools, universities, and companies.

1350 South M St.

Lakeview, OR 97630

Hours: M-F 8AM-5PM

Phone: 541-947-2602

Fax: 541-947-2608



Email: sales@gretchken.com