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Hopeite :: Hopeite (n.) A hydrous phosphate of zinc in transparent prismatic crystals.

Undecolic :: Undecolic (a.) Pertaining to, or designating, an acid, C11H18O2, of the propiolic acid series, obtained indirectly from undecylenic acid as a white crystalline substance..

Mandelic :: Mandelic (a.) Pertaining to an acid first obtained from benzoic aldehyde (oil of better almonds), as a white crystalline substance; -- called also phenyl glycolic acid..

Morin :: Morin (n.) A yellow crystalline substance of acid properties extracted from fustic (Maclura tinctoria, formerly called Morus tinctoria); -- called also moric acid..

Sinapine :: Sinapine (n.) An alkaloid occuring in the seeds of mustard. It is extracted, in combination with sulphocyanic acid, as a white crystalline substance, having a hot, bitter taste. When sinapine is isolated it is unstable and undergoes decomposition..

Hypogene :: Hypogene (a.) Formed or crystallized at depths the earth's surface; -- said of granite, gneiss, and other rocks, whose crystallization is believed of have taken place beneath a great thickness of overlying rocks. Opposed to epigene..

Wulfenite :: Wulfenite (n.) Native lead molybdate occurring in tetragonal crystals, usually tabular, and of a bright orange-yellow to red, gray, or brown color; -- also called yellow lead ore..

Dolomite :: Dolomite (n.) A mineral consisting of the carbonate of lime and magnesia in varying proportions. It occurs in distinct crystals, and in extensive beds as a compact limestone, often crystalline granular, either white or clouded. It includes much of the common white marble. Also called bitter spar..

Crystal :: Crystal (n.) The material of quartz, in crystallization transparent or nearly so, and either colorless or slightly tinged with gray, or the like; -- called also rock crystal. Ornamental vessels are made of it. Cf. Smoky quartz, Pebble; also Brazilian pebble, under Brazilian..

Sublime :: Sublime (v. t.) To subject to the process of sublimation; to heat, volatilize, and condense in crystals or powder; to distill off, and condense in solid form; hence, also, to purify..

Sapogenin :: Sapogenin (n.) A white crystalline substance obtained by the decomposition of saponin.

Chrysoberyl :: Chrysoberyl (n.) A mineral, found in crystals, of a yellow to green or brown color, and consisting of aluminia and glucina. It is very hard, and is often used as a gem..

Promorphology :: Promorphology (n.) Crystallography of organic forms; -- a division of morphology created by Haeckel. It is essentially stereometric, and relates to a mathematical conception of organic forms. See Tectology..

Myristone :: Myristone (n.) The ketone of myristic acid, obtained as a white crystalline substance..

Rufigallic :: Rufigallic (a.) Pertaining to, or designating, an acid which is obtained from gallic acid as a brown or red crystalline substance, and is related to rufiopin and anthracene..

Oreoselin :: Oreoselin (n.) A white crystalline substance which is obtained indirectly from the root of an umbelliferous plant (Imperatoria Oreoselinum), and yields resorcin on decomposition..

Piperic :: Piperic (a.) Pertaining to, or derived from, or designating, a complex organic acid found in the products of different members of the Pepper family, and extracted as a yellowish crystalline substance..

Hydrate :: Hydrate (n.) A compound formed by the union of water with some other substance, generally forming a neutral body, as certain crystallized salts..

Wollastonite :: Wollastonite (n.) A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar..

Orthometric :: Orthometric (a.) Having the axes at right angles to one another; -- said of crystals or crystalline forms.

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