Madagascar Dendiritc Green Opal 8mm Round A Grade - 15-16 Inch Size_6x8mm Colorless Zircon of the highest

Colorless Zircon of the highest quality has been mistaken for Diamond throughout history

also known as Blue Ice Glacierite or Blue Ice Nakaurite

and due to its unique composition

red and yellow-orange

Madagascar Dendiritc Green Opal 8mm Round A Grade - 15-16 Inch Size_6x8mm Colorless Zircon of the highestThis variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during the forming of the rock. Opals are hydrated amorphous forms of silica, created when silica hardens within the fissures of other stones.