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Tristramite
Type Locality
Wheal Trewavas (Trewavas Cliff Mine), Rinsey, Breage, Mount's Bay District, Cornwall, England, UK
Mineral Data
(Ca,U,Fe)(PO
4
,SO
4
)·2H
2
O
Strunz:
8.CJ.45
Physical Properties
Crystal System:
Hexagonal
Hardness:
3.0 - 4.0
