Chemical Analysis
Product Range
Characteristics
Crystal Form:Hexagonal
True Specific Gravity: 3.20
Hardness:Knoop 2500; Moh 9.0 – 9.5
Bulk Density Range: 1.45 – 1.75 gms/cc depending upon grain size
Reaction with Acids: Inert. Very slight reaction with boiling hydrofluoric acid – nitric acid
Reaction with Alkalies: Inert. slight reaction with hot strong alkalies
Melting Point: Dissociates at Approx. 2300º C