Tiny cream calcite crystals on dark purple fluorite from the Hill-Ledford Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois – Kentucky Fluorspar District, Hardin Co., Illinois, USA. Largest fluorite 65mm across. Mined in the late 1950s or early 1960s. Ex A. E. Seaman Mineral Museum (# DM 24769). Please follow and like us:

Read More →

Calcite, sphalerite, chalcopyrite, quartz and pyrite from the Bor Pit (Boron Pit; Bor Quarry), Dal’negorsk B deposit, Dal’negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche), Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia. The sphalerite is enclosing chalcopyrite. Specimen is 40mm wide. Please follow and like us:

Read More →