30072 Rhodochrosite, Quartz, Sunnyside Mine, Bonita Peak, Gladstone, Eureka Mining District, San Juan Co., Colorado, USA April 21, 2020 Steve Colorado North and Central Americas United States Rhodochrosite epimorphs after ?? With tiny quartz crystals. Ex Barry Johnson Collection. Video best viewed full screen.
Australasia Australia Victoria ncat VHD7, Tourmaline, Quartz, Pyramid Hill, Victoria November 17, 2019
Montana North and Central Americas United States 20076 Amethyst, Pohndorf Mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA September 21, 2021
Europe Switzerland 20048 Hematite, Quartz, Muscovite, Cavradi gorge, Curnera Valley, Tujetsch, Surselva Region, Grisons, Switzerland April 20, 2020