Amethyst Occurrences of the Eastern United States Amethyst Occurrences of the Eastern United Statesv. 21203–213White, John S. and Cook, R. B. 1990. "Amethyst Occurrences of the Eastern United States." Mineralogical Record, 21 203–213.More...ID: 96397Type: articleKeywords: NMNH; NH-Mineral Sciences; Annals-Import