aragonite Meaning, Definition & Usage

  1. noun a mineral form of crystalline calcium carbonate; dimorphic with calcite

WordNet

A*rag"o*nite noun
Etymology
From Aragon, in Spain.
Definitions
  1. (Min.) A mineral identical in composition with calcite or carbonate of lime, but differing from it in its crystalline form and some of its physical characters.

Webster 1913