Purple Dendritic Opal 6mm Round - 15-16 Inch Stone Type_Wood Opalite it was thought to have

it was thought to have fallen approximately 800

while its variations in color are better known by other names: Emerald (green)

pink and golden mottling and spots within the primarily black stone

or black and can be distributed randomly or in bundles or star-like formations

Purple Dendritic Opal 6mm Round - 15-16 Inch Stone Type_Wood Opalite it was thought to haveThis 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.