A mineral species of calcium carbonate (CaCO3) with a crystal structure different from that of vaterite and calcite, which are the other two forms of CaCO3. It is precipitated from ocean surface waters mainly by organisms (e.g., coral) that use it to make their shells and skeletons.
Found op http://cdiac.ornl.gov/glossary.html
[n] - a mineral form of crystalline calcium carbonate
Found op http://www.webdictionary.co.uk/definition.php?query=aragonite
A·rag'o·nite noun [ From Aragon , in Spain.] (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.
Found op http://www.encyclo.co.uk/webster/A/113
<chemical> 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. ... Origin: From Aragon, in Spain. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found op http://www.mondofacto.com/facts/dictionary?aragonite
noun a mineral form of crystalline calcium carbonate; dimorphic with calcite
Found op http://wordnetweb.princeton.edu/perl/webwn?s=aragonite
• (n.) 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.
Found op http://thinkexist.com/dictionary/meaning/aragonite/
widespread mineral, the stable form of calcium carbonate (CaCO3) at high pressures. It may be distinguished from calcite, the commoner form of ... [8 related articles]
Found op http://www.britannica.com/eb/a-z/a/93
Aragonite is a carbonate mineral, one of the two common, naturally occurring, crystal forms of calcium carbonate, CaCO3 (the other form being the mineral calcite). It is formed by biological and physical processes, including precipitation from marine and freshwater environments. Aragonite`s crystal...
Found op http://en.wikipedia.org/wiki/Aragonite
A less common crystalline form of calcium carbonate belonging to the orthorhombic crystal class, dimorphous with calcite, but denser than calcite.
Found op http://www.cancaver.ca/docs/glossary.htm
Aragonite (named from Aragon in Spain) is 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. It forms easily in a sedimentary environment but only stable in metamorphic rocks formed at high temperat...
Found op http://www.probertencyclopaedia.com/browse/HA.HTM
Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/aragonite/1
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