Mineralienatlas - Fossilienatlas
75 Tektosilicate Minerals |
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75.01 Tektosilicates Tectosilicate Si Tetrahedral Frameworks SiO2 with [4] coordinated Si |
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75.01.01 |
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Cristobalit | SiO2 | tetragonal | P41212, P43212 | 422 | 75.01.01.01 |
75.01.02 |
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Tridymit | SiO2 | orthorhombisch | C2221 | 222 | 75.01.02.01 |
75.01.04 |
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Coesit | SiO2 | monoklin | C2/c | 2/m | 75.01.04.01 |
Mogánit | SiO2 | monoklin | I2/a | 2/m | 75.01.04.02 |
75.01.05 |
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Seifertit | SiO2 | orthorhombisch | 75.01.05.01 | ||
75.02 Tektosilicates Tectosilicate Si Tetrahedral Frameworks SiO2 with H2O and organics |
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75.02.01 |
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Opal | SiO2·nH2O | 75.02.01.01 | |||
75.02.02 Melanophlogite Polymorphs |
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Melanophlogit | 46SiO2 ·6(N2,CO2) ·2(CH4, N2) | tetragonal | P42/nbc | 4/mmm | 75.02.02.01 |
75.02.04 |
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Silhydrit | Si3O6·H2O | orthorhombisch | 75.02.04.01 | ||
75.03 Tektosilicates Tectosilicate Si Tetrahedral Frameworks with silica derivative structures |
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75.03.01 |
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Virgilit | LixAlxSi3-xO6 | hexagonal | P6222, P6422 | 622 | 75.03.01.01 |