Very Phosphorescent (Green) Willemite, Calcite, Smithsonite - Puttapa Zinc Mine, Australia

Amazingly phosphorescent (blue and green), very long lasting. The willemite on this piece is fluorescent both blue and green, with areas of orange calcite and orange/red smithsonite. The willemite also fluoresces a dull yellow under midwave. Both sides display very well. iso100, f14, 6 secs mostly