3376 Quartz (Amethyst), Ilparpa, Alice Springs, Northern Territory October 3, 2019 Steve Australasia Australia Northern Territory
Mexico North and Central Americas ncat VHD3, Amethyst, Las Vigas, Vera Cruz, Mexico November 17, 2019
Africa Madagascar ncat OS003 Amethyst, Andilamena Quartz Quarries, Andranotokana Massif, Andilamena, Alaotra-Mangoro, Madagascar May 3, 2023
Australasia Australia Northern Territory 3378 Quartz (Amethyst), Ilparpa, Alice Springs, Northern Territory October 3, 2019
Australasia Australia Northern Territory ncat M3072 Amethyst, Rutile, Entia Valley, Harts Range, Northern Territory October 14, 2019
