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Mejillonesite
Type Locality
Cerro Mejillones, Mejillones peninsula, Mejillones, Antofagasta Province, Antofagasta Region, Chile
Mineral Data
HNaMg
2
(HPO
4
)(PO
4
)(OH)·2H
2
O
Strunz:
8.D0.
Physical Properties
Hardness:
0.0
