Green Cubic Fluorite Specimen with Stibnite & Pyrite, Yaogangxian Mine dogtooth cluster The luster is incredible

The luster is incredible

Pyrite is more stable than pyrrhotite and can replace it through a chemical reaction

and is often used as a gemstone or an ornamental stone

From Cave in Rock

Green Cubic Fluorite Specimen with Stibnite & Pyrite, Yaogangxian Mine dogtooth cluster The luster is incredibleStriking 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