8 Carats Natural Ruby Crystals on Matrix - From Afghanistan Corundum reducing the risk of damage

reducing the risk of damage compared to specimens with friable schist matrix

Q: Can these rough rubies and sapphires be faceted

Cut in a precise octagonal shape

The intense green color come due to the presence of vanadium which is itself a more valuable

8 Carats Natural Ruby Crystals on Matrix - From Afghanistan Corundum reducing the risk of damageNatural ruby crystals on white calcite matrix from Afghanistan. This 8 carat fine mineral specimen features semi transparent trigonal crystals in pink and white hues. Genuine precious corundum in good condition, completely untreated and earthly mined. An uncommon collectible piece, perfect for July birthstone enthusiasts.