heavy spar

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• Heavy spar — Heav y spar (Min.) Native barium sulphate or barite, so called because of its high specific gravity as compared with other non metallic minerals. [1913 Webster] …   The Collaborative International Dictionary of English

• heavy spar — n. BARITE …   English World dictionary

• heavy spar — Barytes Ba*ry tes, n. [Gr. bary s heavy: cf. Gr. bary ths heaviness, F. baryte.] (Min.) Barium sulphate, generally called {heavy spar} or {barite}. See {Barite}. [1913 Webster] …   The Collaborative International Dictionary of English

• heavy spar — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

• heavy spar — Barite Ba rite, n. (Min.) Native sulphate of barium, a mineral occurring in transparent, colorless, white to yellow crystals (generally tabular), also in granular form, and in compact massive forms resembling marble. It has a high specific… …   The Collaborative International Dictionary of English

• heavy spar — Mineral. barite. [1780 90] * * * …   Universalium

• heavy-spar — n. Sulphate of baryta (native) …   New dictionary of synonyms

• heavy spar — /hɛvi ˈspa/ (say hevee spah) noun → barytes …  

• heavy spar — noun a white or colorless mineral (BaSO4); the main source of barium • Syn: ↑barite, ↑barytes, ↑barium sulphate • Hypernyms: ↑mineral • Substance Meronyms: ↑barium, ↑Ba, ↑ …   Useful english dictionary

• Spar (mineralogy) — Spar is a term that is used to refer to a category of crystals that have readily discernible faces. Crystallized, earthy, and some metallic, a spar will easily break into rhomboidal, cubical, or laminated fragments with polished surfaces, but… …   Wikipedia

• heavy — heaviness, n. /hev ee/, adj., heavier, heaviest, n., pl. heavies, adv. adj. 1. of great weight; hard to lift or carry: a heavy load. 2. of great amount, quantity, or size; extremely large; massive: a heavy vote; a heavy snowfall. 3. of great… …   Universalium