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Beryl :: Beryl (n.) A mineral of great hardness, and, when transparent, of much beauty. It occurs in hexagonal prisms, commonly of a green or bluish green color, but also yellow, pink, and white. It is a silicate of aluminium and glucinum (beryllium). The aquamarine is a transparent, sea-green variety used as a gem. The emerald is another variety highly prized in jewelry, and distinguished by its deep color, which is probably due to the presence of a little oxide of chromium..

Apollinaris Water :: Apollinaris water () An effervescing alkaline mineral water used as a table beverage. It is obtained from a spring in Apollinarisburg, near Bonn..

Nickel :: Nickel (n.) A bright silver-white metallic element. It is of the iron group, and is hard, malleable, and ductile. It occurs combined with sulphur in millerite, with arsenic in the mineral niccolite, and with arsenic and sulphur in nickel glance. Symbol Ni. Atomic weight 58.6..

Sweat :: Sweat (v. i.) The fluid which is excreted from the skin of an animal; the fluid secreted by the sudoriferous glands; a transparent, colorless, acid liquid with a peculiar odor, containing some fatty acids and mineral matter; perspiration. See Perspiration..

Bromine :: Bromine (n.) One of the elements, related in its chemical qualities to chlorine and iodine. Atomic weight 79.8. Symbol Br. It is a deep reddish brown liquid of a very disagreeable odor, emitting a brownish vapor at the ordinary temperature. In combination it is found in minute quantities in sea water, and in many saline springs. It occurs also in the mineral bromyrite..

Leucopyrite :: Leucopyrite (n.) A mineral of a color between white and steel-gray, with a metallic luster, and consisting chiefly of arsenic and iron..

Paramorphism :: Paramorphism (n.) The change of one mineral species to another, so as to involve a change in physical characters without alteration of chemical composition..

Humite :: Humite (n.) A mineral of a transparent vitreous brown color, found in the ejected masses of Vesuvius. It is a silicate of iron and magnesia, containing fluorine..

Ottrelite :: Ottrelite (n.) A micaceous mineral occurring in small scales. It is characteristic of certain crystalline schists.

Salt :: salt () Sulphate of magnesia having cathartic qualities; -- originally prepared by boiling down the mineral waters at Epsom, England, -- whence the name; afterwards prepared from sea water; but now from certain minerals, as from siliceous hydrate of magnesia..

Greasy :: Greasy (superl.) Like grease or oil; smooth; seemingly unctuous to the touch, as is mineral soapstone..

Mineral :: Mineral (a.) Of or pertaining to minerals; consisting of a mineral or of minerals; as, a mineral substance..

Massive :: Massive (a.) In mass; not necessarily without a crystalline structure, but having no regular form; as, a mineral occurs massive..

Anthracite :: Anthracite (n.) A hard, compact variety of mineral coal, of high luster, differing from bituminous coal in containing little or no bitumen, in consequence of which it burns with a nearly non luminous flame. The purer specimens consist almost wholly of carbon. Also called glance coal and blind coal..

Bloom :: Bloom (n.) A popular term for a bright-hued variety of some minerals; as, the rose-red cobalt bloom..

Brucite :: Brucite (n.) A white, pearly mineral, occurring thin and foliated, like talc, and also fibrous; a native magnesium hydrate..

Lithology :: Lithology (n.) The science which treats of rocks, as regards their mineral constitution and classification, and their mode of occurrence in nature..

Selters Water :: Selters water () A mineral water from Sellers, in the district of Nassan, Germany, containing much free carbonic acid..

Mineralogical :: Mineralogical (a.) Of or pertaining to mineralogy; as, a mineralogical table..

Ludlamite :: Ludlamite (n.) A mineral occurring in small, green, transparent, monoclinic crystals. It is a hydrous phosphate of iron..

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