General Information:
Chemical Formula:
(Dy,Sm,Gd,Nd)(PO4)·2(H2O)
IMA Status:
Not IMA Approved
Name Origin:
Named for Arthur Hubert Church (1834-19150, English chemist who described and analyzed the mineral.
Physical Properties:
Cleavage:
[???] Perfect
Color:
colorless or white.
Diaphaniety:
Transparent
Hardness:
3 - Calcite
Luster:
Vitreous - Pearly
Streak:
white
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