Origin of aragonite
Examples from the Web for aragonite
Historical Examples of aragonite
Aragonite, a mineral formed of calcium carbonate crystallized in the rhombic system; specific gravity 2.94 (compare Calcite).
The thermal springs of Carlsbad deposit spherical concretions of aragonite, forming masses known as pisolite or Sprudelstein.
Aragonite is the more unstable of the two modifications of calcium carbonate.
Aragonite occurs in very small masses, of a light yellow color and fibrous structure, between layers of serpentine.
Thus calc spar is a common name for calcite, heavy spar for barite, needle spar for aragonite, and so on.