Works of "Crystal Collection"
Place Collected: Klein Spitzkoppe
Place Collected: Tsumeb Mine
Place Collected: Lake Baikal
Place Collected: Saulspitze Opposite Frossnitztal Virgen
Place Collected: Strzegom
Place Collected: Luxulyan Mine
Place Collected: "Stollberg Harz"
Place Collected: Fichtelgebirge Mtns.
Place Collected: Magistal
Place Collected: 15 mi S of Yekaterinburg
Place Collected: Oksoykollen
Place Collected: Badakhshan Province