An old collection miner's lunchbox piece, octahedral Fluorite perched on dogtooth Calcite from the Artenberg Quarry where access and collecting is currently strictly prohibited.  Fluorite has visible tiny cubic steps and fluoresces blue under longwave UV.  A perfectly presenting small cabinet piece that sits on its own. Artenberg Quarry, Steinach, Haslach im Kinzigtal, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany. 3" x2.5" x 1.75", 5 oz.