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Natrophilite
Type Locality
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA
Mineral Data
NaMn
2+
PO
4
Strunz:
8.AB.10
Physical Properties
Streak:
White
Hardness:
4.5 - 5.0
Tenacity:
brittle
