Green Cubic Fluorite Specimen with Stibnite & Pyrite, Yaogangxian Mine photochromic each cube displays unique earthy

each cube displays unique earthy tones and naturally occurring geometric textures highlighted by the smooth polished finish

From: China

From Indonesia

There may be natural fractures present

Gorgeous Sumatran zebra amber specimen with inclusions wrapped in oxidized copper wire

Green Cubic Fluorite Specimen with Stibnite & Pyrite, Yaogangxian Mine photochromic each cube displays unique earthyStriking specimen of translucent green Fluorite from the renowned Yaogangxian Mine, associated with lustrous black metallic Sb bearing sulfosalt crystals in the stibnite group, with minor pyrite. The sharply striated crystals display a dramatic contrast against the softly translucent fluorite, exhibiting subtle bronze to reddish internal reflections characteristic of berthierite (a rarer mineral associated with complex antimony rich hydrothermal