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Macdonaldite
Type Locality
Big Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California, USA
Mineral Data
BaCa
4
Si
16
O
36
(OH)
2
·10H
2
O
Strunz:
9.EB.05
Physical Properties
Crystal System:
Orthorhombic
Hardness:
3.5 - 4.0
