Former Kennecott manager and mining executive Frank G. Woodruff will be buried March 6 in Tucson, Ariz.

Mr. Woodruff, 72, died of a heart attack Feb. 28 while skiing at Park City.He had retired in 1982 as president and chief executive officer of Gulf Resources Co., Houston, Texas, parent of the Great Salt Lake Minerals & Chemicals Corp., Ogden.

Prior to working at Gulf, he had been president of a subsidiary, Bunker Hill Col., Kellogg, Idaho.

Mr. Woodruff held several management positions with the former Kennecott Corp. He was concentrator superintendent of Kennecott's Nevada Mines Division at McGill, Nev. Later he was project engineer at the Hayden Smelter of Ray Mines Division in Arizona.

Woodruff was an engineering graduate of Michigan Technological University, Houghton. The school awarded him an honorary doctorate in 1985.

Since retirement, the Woodruffs maintained homes in Arizona, Michigan and Utah.

The family invites contributions to a memorial scholarship fund, care of the Michigan Technological University, Houghton, MI 49931.