Chemical Formula:
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(Fe++,Fe+++)2-3Si2O5(OH)4 |
Composition:
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Molecular Weight = 354.28 g |
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Hydrogen |
0.94 % |
H |
8.39 % |
H2O |
0.00 % |
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Oxygen |
37.48 % |
O |
0.00 % |
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0.00 % |
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Silicon |
17.44 % |
Si |
37.31 % |
SiO2 |
0.00 % |
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Iron |
44.14 % |
Fe |
46.64 % |
FeO |
11.27 % |
Fe2O3
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100.00 % |
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92.34 % |
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11.27 % |
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Empirical Formula:
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Fe2+2.3Fe3+0.5Si2.2O5(OH)3.3 |
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Environment:
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A primary phase in some banded iron formations |
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Locality:
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Biwabik Iron Formation, Mesabi Range, Minnesota, USA.. Link to
MinDat.org
Location Data.
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Name Origin:
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In allusion to its green color |
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Synonym:
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