The Bull Vein Fluorite TD2115 opal Hyalite doesn't have the same

Hyalite doesn't have the same internal structure of tiny spheres of silicon dioxide that cause precious opals to have brilliant displays of color

This is a completely natural quartz cluster from Diamantina that exhibits great clarity and luster typical of quartz from this locality

this purple fluorite specimen has exceptional blue fluorescence

Thulite ring set in sterling silver

The Bull Vein Fluorite TD2115 opal Hyalite doesn't have the sameThe Bull Vein Fluorite Approx. Dimensions: 4 x 2. 5 x 2 inches Approx. Weight: 311 grams Locality: The Bull Vein, Lady Annabella Mine, Eastgate, Weardale, Co. Durham, England From the Bull Vein, this yellow and light green fluorite specimen has exceptional blue fluorescence. The first photo shows the piece under a long wave UV light (with the photography lights still on!). Fluorite from this locality has such strong fluorescence that it will even turn