Dendritic Black Opal 6mm Round 15-16 Inch Cacao second only to Diamond

second only to Diamond

it offers a way to work a neutral color into your designs

Petrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years

The inclusions are of manganese or iron

near the Kennedy Ranges of Australia

Dendritic Black Opal 6mm Round 15-16 Inch Cacao second only to DiamondThis 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.