Phosphophyllite | terminated phosphophyllite crystal, rare mineral specimenPhosphophyllite is among the rarest and most highly prized minerals one can collect, celebrated for its delicate, translucent sea green color and striking vitreous luster. Composed of hydrated zinc phosphate, it forms fragile, well defined crystals typically found in phosphate rich hydrothermal environments. Classic specimens are famously scarce, and material from the Kushk Mine has produced some exquisite examples this piece is no exception. It