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A massive variety of talc, of a grayish green or brown color. It forms extensive beds, and is quarried for fireplaces and for coarse utensils. Called also potstone, lard stone, and soapstone.

rbonate, a mineral of a white, greenish, or yellowish color, usually occurring in fibrous massive forms, but sometimes in prismatic crystals.

Massive, like timber. [Obs.] His timbered bones all broken, rudely rumbled. Spenser.

A massive crane with an overhanging counterbalanced arm carrying a traveler and lifting crab, the whole supported by a carriage mounted on track rails. It is used esp. for setting heavy masonry blocks for piers, breakwaters, etc.

ellucid, also colorless, and of greenesh, bluish, or brownish shades. It sometimes occurs massive and opaque. It is a fluosilicate of alumina, and is used as a gem.

A mineral of a dark brown color, generally with a fibrous, massive structure. It is a fluophosphate of iron and manganese.

imber roofs, often contain members not needed for construction, or are built with greater massiveness than is requisite, or are composed in unscientific ways in accordance with the exigencies of style. Truss rod, a rod which forms the tension member of a trussed beam, or a tie rod in a truss.

Not stratified; -- applied to massive rocks, as granite, porphyry, etc., and also to deposits of loose material, as the glacial till, which occur in masses without layers or strata.

phibole resulting from the alternation of pyroxene by paramorphism. It is not uncommon in massive eruptive rocks.

A genus including several species of large marine gastropods having massive pyriform shells, with conspicuous folds on the columella.

A mineral occurring in tetragonal crystals, and also massive, of a brown to green color, rarely sulphur yellow and blue. It is a silicate of alumina and lime with some iron magnesia, and is common at Vesuvius. Also called idocrase.

green color, growing darker on exposure. It occurs in monoclinic crystals, also fibrous, massive, and earthy.

Having volume, or bulk; massive; great.

A fluophosphate of magnesia, occurring in yellowish crystals, and also in massive forms.

A silicate of zinc, usually occurring massive and of a greenish yellow color, also in reddish crystals (troostite) containing manganese.