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Brewsterite-Ba
Type Locality
Gouverneur Talc Company No. 4 Quarry (Valentine deposit), Diana Township, Lewis Co., New York, USA
Mineral Data
(Ba,Sr)[Al
2
Si
6
O
16
]·5H
2
O
Strunz:
9.GE.20
Physical Properties
Hardness:
5.0
Synonyms
Synonyms:
Brewsterite Ba and Brewsterite - Ba
