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Nobleite

Type Locality
Unnamed Nobleite locality [1], Ryan, Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan area), Inyo Co., California, USA
Mineral Data
CaB6O9(OH)2·3H2O
Strunz: 
6.FC.05
Physical Properties
Crystal System: 
Monoclinic
Hardness: 
3.0