20046 Sphalerite, Casapalca Mine, Casapalca, Huarochiri Province, Lima, Peru April 20, 2020 Steve Peru South America Single twinned crystal on matrix. Ex Brian Shelton Collection. Video best viewed full screen.
Deaccessioned Europe Russia Deaccessioned 30078 Calcite, Sphalerite, Chalcopyrite, Quartz, Fluorite, Bor Pit, Dal’negorsk B deposit, Dalnegorsk, Primorsky Krai, Russia April 22, 2020
Europe Russia 5236 Calcite, Quartz, Sphalerite, Nikolaevskiy Mine, Dal’negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche), Primorskiy Kray, Far-Eastern Region, Russia September 29, 2019
Colorado North and Central Americas United States 4744 Pyroxmangite, Pyrite, Sphalerite, Sunnyside Mine, Bonita Peak, Gladstone, Eureka District, San Juan Co., Colorado, USA October 5, 2019