Refractive Index 1.58- 1.62
Bulk Density (kg/m3) approx. 145 - 640
Solubility Insoluble
Mohs Hardness @20°C 8
Specific Gravity (g/cc) 2.6 to 3.2
pH ~7.5 to 8.5
Mica, a chemically complex mineral, is an important electrical
insulating material with the added advantage of high resistance
to high temperatures. Besides, it is flexible, tough, transparent
and chemically stable.