Spinel #120 Oval 9x13

Spinel #120 Oval 9x13

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Color 120# Spinel
Size 9*13 mm
Shape
Oval facets cut, pointed back
Quality Range
A,AAA
Mohs Scale
8
Reflective Index
2.18
Density
3.58-4.62 g/cm3
Temperature resistance (highest limit)
1800°C
Remark
Can be wax setting