Minerals
Charleshatchettite
charleshatchettite
CaNb4O10(OH)2*8H2O
Charleshatchettite: Mineral information, data and localities. — via www.mindat.org · Source
Overview
Charleshatchettite is a very rare, complex, niobium oxide mineral with the formula CaNb4O10(OH)2•8H2O. It was discovered in the mineral-rich site Mont Saint-Hilaire, Montérégie, Québec, Canada.