Physical Properties
• Chemical Name: Amorphous Aluminum Silicate
• Hardness (MOHS): 6.1
• pH: 7.2
• Radioactivity: None
• Loss on Ignition (LOI): 5%
• Softening Point: 900 degrees C
• Water Soluble Substances: 0.15%
• Acid Soluble Substances: 2.9%
• Reactivity: Inert
• Appearance: Off-white powder

Chemical Analysis
• Silicon Dioxide - 70.5%
• Aluminum Oxide - 13.5%
• Ferric Oxide - 1.1%
• Ferrous Oxide - 0.1%
• Sodium - 1.6%
• Potassium - 1.8%
• Calcium - 0.8%
• Titanium Oxide - 0.2%
• Sulphur Trioxide - 0.1%
• Magnesium Oxide - 0.5%
• Moisture - 3.4%