3842 Quartz (Amethyst), Brandberg, Gobbobisberg Mountains, Namibia October 3, 2019 Steve Africa Namibia Click for full sized image…
Australasia Australia Tasmania 2410 Cassiterite, Quartz (Amethyst), Rossarden, Tasmania September 22, 2019
Mexico North and Central Americas ncat VHD3, Amethyst, Las Vigas, Vera Cruz, Mexico November 17, 2019
Australasia Australia Northern Territory 3375 Quartz (Amethyst), Ilparpa, Alice Springs, Northern Territory October 3, 2019
