Ruby slices 12,9g, India
Raw ruby - unpolished slices
Very well translucent
Weight: 12.9 g
Dimensions: 2.57 x 2.06 x 0.85 cm
Country of origin: India
You always buy the mineral shown in the photo!
Ruby is a pink to red gemstone consisting mainly of the mineral corundum (Al2O3) with an admixture of chromium causing color. The degree of hardness on the Mohs scale is 9.