Spinel created in the labs with a fusion of the constituents and minerals present in the natural gemstones like aquamarine. Infused with flame and churned out to be a rock of a similar appearance
Physical Properties
Crystalline Structure
Cubic Single Crystal
Composition
MgO*3.5AL2O3
Purity
99.99%
Density
3.61 g/cm3
Disclosation Density
109-108/m2
Thermal Properties
Melting Point
2300K-2330K
Softening Point
2070K
Specific Heat
7.9*102 J/Kg*K at 300K
Thermal Expansion
5.9*10-6/K
Mechanical Properties
Hardness
Mohs8,Knoop 1175-1380
Chemical Properties
Acids and alkalis attack
0 at Room temperature
Porosity
0
Electrical Properties
Dielectric Constant
8-9
Optical Properties
Refractive Index nD at 0.5893μm
1.727
Dispersive Power(nF-nC)
0.012
Transmission,Disc Thickness
5 mm
-Infrared
85% 1μm