Mark Cole, MinerShopJun 5, 2016"Grape" Willemite - Franklin, NJThis is perhaps the brightest fluorescent mineral on the planet (or pretty darn close). A beautiful grape color naturally, it fluoresces a very bright green. Interestingly, it is not at all phosphorescent.
This is perhaps the brightest fluorescent mineral on the planet (or pretty darn close). A beautiful grape color naturally, it fluoresces a very bright green. Interestingly, it is not at all phosphorescent.
