Hardystonite, Esperite, etc (4 color fluorescence) Elling Coll.

Item Description

This classic Franklin specimen hosts six species, has 4-color fluorescence and has interesting patterns on both sides. Primary fluorescents include: rare non-descript ashen-white hardystonite, violet-blue (Type Locality); esperite, greenish-yellow; a bit of calcite, red; and willemite, green. Many black franklinite crystals and and a patches of orangey zincite are also present. 6 famous species in one specimen! Ex George Elling Collection, a noted Franklin and Sterling Hill specialist.