Reade Advanced Materials Sillimanite Powder & Crystal (Al 2 SiO 5 )

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Reade Advanced Materials Sillimanite Powder & Crystal (Al₂SiO₅)
Categories:	Ceramic; Oxide; Aluminum Oxide; Silicon Oxide
Material Notes:	Description: Sillimanite is mineral composed of Aluminum and silicon pentoxide. It was named after the chemist B. Silliman (1779-1824). Sillimanite occurs throughout the world in metamorphosed peri-aluminous sedimentary rocks. Used in the manufacture of refractories and high temperature crucibles. Some varieties used in jewelry. Forms Available: Industrial grade powder and high purity crystals Information provided by Reade Advanced Materials.
Key Words:	Al2SiO5, Fibrolite, Aluminum Silicate
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Physical Properties	Original Value	Comments

Specific Gravity	3.20 g/cc
Density	202.3 lb/ft³
Molecular Weight	162.04 g/mol

Mechanical Properties	Original Value	Comments
Hardness, Mohs	6.0 - 7.0	20°C

Thermal Properties	Original Value	Comments
Melting Point	1810 °C

Descriptive Properties
Crystal Structure	orthorhombic

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CREADE017 / 1951

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