Calcareous spar

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An old, common name used for crystalline Calcium carbonate prior to 1845 when the name was changed to Calcite. Calcareous spar is still occasionally used for calcite in suppliers' catalogs.

Synonyms and Related Terms

calc spar; calcspar; calcite

Physical and Chemical Properties

  • Density = 2.6-2.8 g/ml

Resources and Citations

  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
  • Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: density=2.6-2.8