Madagascar Green Dendritic Opal 6mm Round - 15-16 Inch Stone Type_Fancy Jasper Naturally occuring in hues of

Naturally occuring in hues of blue-green to green with spots and streaks of red

whose name is derived from the Greek word for Rose

Cacoxenite is the trade name for this naturally occurring blend of seven stone types

The color of Smoky Quartz is due to natural irradiation and traces of aluminum within the cryst

The different species are pyrope

Madagascar Green Dendritic Opal 6mm Round - 15-16 Inch Stone Type_Fancy Jasper Naturally occuring in hues ofThis 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.