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Putnisite
Type Locality
Polar Bear peninsula (Lake Cowan), Norseman, Dundas Shire, Western Australia, Australia
Mineral Data
SrCa
4
Cr
3+
8
(CO
3
)
8
SO
4
(OH)
16
·23H
2
O
Physical Properties
Streak:
Pink
Hardness:
1.0 - 2.0
Tenacity:
brittle
