Hiddenite is the rare green face of spodumene, kunzite’s chromium-touched sibling, first found in North Carolina in 1879. Delicate yellow-greens to deeper emerald hints, hardness 6.5–7, with the species’ famous cleavage keeping cutters honest.When hiddenite is in stock at GEMIC Institute it is natural, laboratory-certified and filmed individually. One-of-a-kind stones; tracked shipping worldwide and a 30-day inspection period.