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, and which surrounds the earth; the atmosphere. It is invisible, inodorous, insipid, transparent, compressible, elastic, and ponderable.

A mineral of the feldspar family, triclinic in crystallization, and in composition a silicate of alumina and soda. It is a common constituent of granite and of various igneous rocks. See Feldspar.

A crystalline, transparent, colorless substance found in the allantoic liquid of the fetal calf; -- formerly called allantoic acid and amniotic acid.

With a loud voice, or great noise; loudly; audibly. Cry aloud, spare not, lift up thy voice. Isa. lviii. 1.

Asparagine.

A variety of feldspar, having a verdigris-green color.

. It is much used as a jeweler's stone. Oriental amethyst, the violet-blue variety of transparent crystallized corundum or sapphire.

Start modified by heat so as to become a transparent mass, like horn. It is soluble in cold water.

rom, amyl; as, amylic ether. Amylic alcohol (Chem.), one of the series of alcohols, a transparent, colorless liquid, having a peculiar odor. It is the hydroxide of amyl. -- Amylic fermentation (Chem.), a process of fermentation in starch or sugar in which amylic alcohol is produced. Gregory.

A kind of triclinic feldspar found in the Andes.

An eruptive rock allied to trachyte, consisting essentially of a triclinic feldspar, with pyroxene, hornblende, or hypersthene.

A native sulphate of lead. It occurs in white or yellowish transparent, prismatic crystals.

romatic bark used as a tonic, obtained from a South American of the rue family (Galipea cusparia, or officinalis). U. S. Disp.

A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See Feldspar.

A feldspar closely related to orthoclase, but triclinic. It is chiefly a silicate of sodium, potassium, and aluminium. Sp. gr., 2.57 -- 2.60.

A granular igneous rock composed almost exclusively of a soda- lime feldspar, usually labradorite.

A microscopic, bacterial organism (Bacillus anthracis), resembling transparent rods. [See Illust. under Bacillus.]

ive phosphate of lime, occurring usually in six-sided prisms, color often pale green, transparent or translucent.

A transparent, pale green variety of beryl, used as a gem. See Beryl.

A design or painting in thin transparent water colors; also, the mode of painting in such colors.