calcareous spar

calcareous spar
Calcite Cal"cite (k[a^]l"s[imac]t), n. [L. calx, calcis, lime.] (Min.) Calcium carbonate, or carbonate of lime. It is rhombohedral in its crystallization, and thus distinguished from aragonite. It includes common limestone, chalk, and marble. Called also {calc-spar} and {calcareous spar}. [1913 Webster]

Note: Argentine is a pearly lamellar variety; aphrite is foliated or chalklike; dogtooth spar, a form in acute rhombohedral or scalenohedral crystals; calc-sinter and calc-tufa are lose or porous varieties formed in caverns or wet grounds from calcareous deposits; agaric mineral is a soft, white friable variety of similar origin; stalaclite and stalagmite are varieties formed from the drillings in caverns. Iceland spar is a transparent variety, exhibiting the strong double refraction of the species, and hence is called doubly refracting spar. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Calcareous spar — Calcareous Cal*ca re*ous, a. [L. calcarius pertaining to lime. See {Calx}.] Partaking of the nature of calcite or calcium carbonate; consisting of, or containing, calcium carbonate or carbonate of lime. [1913 Webster] {Calcareous spar}. See as… …   The Collaborative International Dictionary of English

  • calcareous spar — Iceland spar, Iceland crystal, crystallized carbonate of lime …   New dictionary of synonyms

  • calcareous spar — noun : calcite …   Useful english dictionary

  • Calcareous — Cal*ca re*ous, a. [L. calcarius pertaining to lime. See {Calx}.] Partaking of the nature of calcite or calcium carbonate; consisting of, or containing, calcium carbonate or carbonate of lime. [1913 Webster] {Calcareous spar}. See as {Calcite}.… …   The Collaborative International Dictionary of English

  • calc-spar — Calcite Cal cite (k[a^]l s[imac]t), n. [L. calx, calcis, lime.] (Min.) Calcium carbonate, or carbonate of lime. It is rhombohedral in its crystallization, and thus distinguished from aragonite. It includes common limestone, chalk, and marble.… …   The Collaborative International Dictionary of English

  • calc|spar — calc spar or calc|spar «KALK SPAHR», noun. Mineralogy. calcareous spar or rhombohedral crystallized calcite. ╂[< calc , as in calc sinter + spar3] …   Useful english dictionary

  • iceland-spar — n. Calcareous spar, crystallized carbonate of lime, Iceland crystal …   New dictionary of synonyms

  • Calcite — Cal cite (k[a^]l s[imac]t), n. [L. calx, calcis, lime.] (Min.) Calcium carbonate, or carbonate of lime. It is rhombohedral in its crystallization, and thus distinguished from aragonite. It includes common limestone, chalk, and marble. Called also …   The Collaborative International Dictionary of English

  • Arbuthnott —    ARBUTHNOTT, a parish, in the county of Kincardine, adjoining the town of Bervie, and containing 1015 inhabitants. The name of this place has undergone many changes in its pronunciation and spelling; but, from documents in the possession of the …   A Topographical dictionary of Scotland

  • René Just Haüy — (pronounced|aɥi; February 28, 1743 in Saint Just en Chaussée (Oise) ndash; June 3, 1822 in Paris) was a French mineralogist, commonly styled the Abbé Haüy after he was made an honorary canon of Notre Dame.BiographyHaüy was born at Saint Just en… …   Wikipedia

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