A naturally occurring mineral found in several forms, e.g., chalk, Iceland spar, limestone, marble. SEE ALSO: calcium carbonate. SYN: calcspar.
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cal·cite 'kal-.sīt n a mineral CaCO3 consisting of calcium carbonate crystallized in hexagonal form and including common limestone, chalk, and marble
cal·cit·ic kal-'sit-ik adj
Medical dictionary. 2011.