69.—Steatite.
Occurs in masses, consisting of minute pearly scales or grains; can be marked by the nail; hardens by heat; soapy feel; gravity 2.5.
Value.—Used for fire-stones, tubes, in manufacture of porcelain, etc.
Localities.—Found in beds with limestone, serpentine and slate. Orr’s Island, Me.; Francestown, Keene, Orford and Pelham, N. H.; Athens, Cavendish, Marlboro, Moreton, New Fane, Bradboro, Troy, Waterville, Westfield, Weathersfield and Windham, Vt.; Middlefield, Lenox and Westfield, Mass.; Manayunk and Chestnut Hill, Pa.; Albemarle and Loudon Counties, Va.; Staten Island and St. Lawrence County, N. Y.; Bare Hills, Md.