Industrial mineral site no. 347, known as "State Products deposit" is a site in Grant County, Washington. This site has been associated with diatomite. A notation found in DGER Bulletin 37 on page 36 says "Deposit 11 1/2 to 13 ft. thick", and designates the value as "Owned by State Prod-ucts Co. and currently leased and operated by Corliss-Kaiser Co., Inc., Yakima".