8 Carats Natural Ruby Crystals on Matrix - From Afghanistan Sapphires SI (Slight Inclusions) is a

SI (Slight Inclusions) is a standard clarity grade for natural emeralds

and eye clean grades

even included stones can be attractive finished gems

The individual stones in this lot vary in size from 5 carats up to 8

70 grams Facet grade Swiss Blue Raw Topaz for cutting

8 Carats Natural Ruby Crystals on Matrix - From Afghanistan Sapphires SI (Slight Inclusions) is aNatural 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.