Chemical Formula:
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(K,Na)2(Mn,Al,Mg)8(Si,Al)40O96(OH)16·21(H2O) |
Composition:
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Molecular Weight = 3746.75 g |
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Hydrogen |
1.56 % |
H |
0.00 % |
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0.00 % |
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Oxygen |
56.79 % |
O |
0.00 % |
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0.00 % |
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Sodium |
0.61 % |
Na |
0.00 % |
|
0.00 % |
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Magnesium |
0.78 % |
Mg |
0.00 % |
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0.00 % |
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Aluminum |
4.18 % |
Al |
0.00 % |
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0.00 % |
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Silicon |
26.24 % |
Si |
0.00 % |
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0.00 % |
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Potassium |
1.04 % |
K |
0.00 % |
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0.00 % |
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Manganese |
8.80 % |
Mn |
0.00 % |
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0.00 % |
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100.00 % |
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Empirical Formula:
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KNaMn2+6Mg1.2Si35Al5.8O96(OH)16·21(H2O) |
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Environment:
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Metamorphosed manganese deposit |
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Locality:
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Harstig mine, Pajsberg, near Persberg, Vermland, Sweden.. Link to
MinDat.org
Location Data.
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Name Origin:
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From the Greek for "luster" and "leaf" for the high luster on cleavage planes |
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Synonym:
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