Ruby slices 16,7g, India
Raw ruby - unpolished slices
Very well translucent
Weight: 16.7 g
Dimensions: 3.08 x 2.39 x 0.91 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.