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Preiswerkite

NaMg₂Al(Al₂Si₂O₁₀)(OH)₂

IMA approved

成分

Composizione (% in peso)

O

Al

Si

Mg

OOxygen47.7%
AlAluminium20.1%
SiSilicon13.9%
MgMagnesium12.1%
NaSodium5.7%
HHydrogen0.5%

詞源

命名來源 Heinrich Preiswerk.