Turkish Dendritic Opal Rough Specimen, Central Anatolia, Turkey copper jewelry From Tormiq Valley

From Tormiq Valley

Lustrous orange hessonite garnet crystals on a fine-grained quartz and garnet matrix

Stone: Lepidolite (lithium mica)

Size: 50 x 27 x 25 mm

preserved in limestone & later replaced by silica by miocene volcanic activity

Turkish Dendritic Opal Rough Specimen, Central Anatolia, Turkey copper jewelry From Tormiq ValleyThis is a beautiful Turkish opal consisting of a combination of dendritic, white, and honey color hyalite opal. This piece is from nn District, Eskiehir Province, Central Anatolia Region, Turkey. The piece is UV reactive and fluoresces shades of white and light colors with long wave UV light source (365 nm) and a beautiful green with 254nm short wave UV. Weight is 90 grams, and the size is 63 x 56 x 35 mm. This material is sometimes referred to as