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Aragonite

Type Locality
Gallo river, Molina de Aragón, Guadalajara, Castile-La Mancha, Spain
Mineral Data
CaCO3
Polymorph of: 
Strunz: 
5.AB.15
Physical Properties
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Tenacity: 
brittle
Synonyms
Synonyms: 
Aragonit, Sprudelstein and - Aragonite