Crystal structure of Sillimanite

3D ModelNoAI

Al2SiO5 polymorphs

Mineral name: Sillimanite

Formula: Al2SiO5

Classification: Silicates – Nesosilicates

Crystal system: Orthorhombic

Crystal class (Hermann-Mauguin): mmm (2/m 2/m 2/m) - Dipyramidal

Space group: Pbnm

Crystal data from Winter J.K. & Ghose S. (1979)

Note: The color code used in these models is CPK.

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Website: http://geology.uaic.ro/muzee/mineralogie/

Concept & 3D-modelling by dr. Andrei Ionut APOPEI