1327 RAUVITE, Uravan Mineral Belt, Montrose County, Colorado, U.S.A.

September 28, 2019 Pendleton Colorado North & Central Americas United States

Source D.Shannon, 1985

5660 KOGARKOITE, Mt. Alluaiv, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia

5660 KOGARKOITE, Mt. Alluaiv, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia

September 28, 2019

3967 QUARTZ var. Amethyst, Boekenhoutshoek Area, Mkobola, Nkangala District, Mpumalanga Province, South Africa

Africa South Africa

3967 QUARTZ var. Amethyst, Boekenhoutshoek Area, Mkobola, Nkangala District, Mpumalanga Province, South Africa

September 28, 2019

2778 CROSSITE, Cloverdale, Russian River, Mendico County, California, U.S.A.

California North & Central Americas United States

2778 CROSSITE, Cloverdale, Russian River, Mendico County, California, U.S.A.

September 28, 2019

4556 POTASSIC-FLUOR-PARGASITE, Tranomara Area, Amboasary District, Anosy Region, Tulear Province, Madagascar

Africa Madagascar

4556 POTASSIC-FLUOR-PARGASITE, Tranomara Area, Amboasary District, Anosy Region, Tulear Province, Madagascar

September 28, 2019