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Hydroniumjarosite
Type Locality
Staszic Mine, Rudki, Nowa Słupia District, Świętokrzyskie Mts (Holy Cross Mts), Świętokrzyskie, Poland
Mineral Data
(H
3
O)Fe
3+
3
(SO
4
)
2
(OH)
6
Strunz:
7.BC.10
Physical Properties
Hardness:
4.0 - 4.5
Tenacity:
brittle
