the.com/sphalerite
the rock so confusing miners named it after the Greek word for treacherous
name originGreek sphaleros, meaning deceptive or slippery
zinc kingworld's primary ore of zinc, hands down
hidden glowsome specimens fluoresce orange under ultraviolet light
gem trapcut gems sparkle harder than diamond but shatter easily
smell teststruck or scratched, it reeks faintly of rotten eggs