Montana North and Central Americas United States 20076 Amethyst, Pohndorf Mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA September 21, 2021
Australasia Australia Northern Territory 3393 Quartz (Amethyst), Ilparpa, Alice Springs, Northern Territory October 3, 2019
Brazil South America 0854 Quartz (Amethyst), Goethite Inclusions, Not specified, Brazil September 20, 2019
Australasia Australia Northern Territory ncat M3072 Amethyst, Rutile, Entia Valley, Harts Range, Northern Territory October 14, 2019