3521 Quartz (smoky/amethyst), Krystal Tips Mine (Hallelujah Junction), Peterson Mountain, Nevada, USA October 3, 2019 Steve Nevada North and Central Americas United States
Africa Tanzania ncat JP3703 Quartz (Amethyst) with inclusions, Umba River (Umba Valley), Tanga Region, Tanzania October 8, 2019
Australasia Australia Northern Territory ncat M3034 Amethyst, Hematite, Harts Range, Northern Territory October 14, 2019
California North and Central Americas United States 30004 Smoky Quartz, Dinkey Lakes, Fresno Co., California October 5, 2019
Australasia Australia New South Wales ncat VHD7, Amethyst, MacDougall’s Well Amethyst Diggings (Corona amethyst deposit), Farnell Co., New South Wales November 17, 2019
