Plumbogummite, Pyromorphite - Yangshuo Mine, Guilin, Guangxi, China
Delicate casts of light blue triangular plumbogummite crystals growing over/after decayed hexagonal green pyromorphite crystals, a few of which still remain. Under MW the outer plumbogummite fluoresces blue, the inner white material fluoresces green, and the pyromorphite yellow-orange.
Lit by a 90w MW transilluminator. Specimen is 68 x 32 x 16mm.