Fluorescent Minerals, 365nm Longwave, Collecting TripsRaymond WuNovember 12, 2017Searles Lake, California, Hanksite, Halite, Sulfohalite, Thenardite, Atolia, Scheelite, Grimes Sexton Quarry, Grimes & Sexton Quarry, Calcite, Travertine, Caliche, ChertComment Gem-O-Rama, Atolia, Grimes & Sexton Quarry October 2017 Fluorescent Minerals, 365nm Longwave, Collecting TripsRaymond WuNovember 12, 2017Searles Lake, California, Hanksite, Halite, Sulfohalite, Thenardite, Atolia, Scheelite, Grimes Sexton Quarry, Grimes & Sexton Quarry, Calcite, Travertine, Caliche, ChertComment