Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Kentbrooksite

Type Locality
Kentbrooksite occurrence, Amdrup Firth, Kangerlussuaq Firth, Tunu Province (East Greenland), Greenland
Mineral Data
(Na,REE)15(Ca,REE)6(Mn2+,Fe2+)3Zr3Nb[Si25O74]F2·2H2O
Strunz: 
9.CO.10
Physical Properties
Crystal System: 
Trigonal
Streak: 
White.
Hardness: 
5.0 - 6.0
Photos