7155 Cristobalite, Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany October 5, 2019 Steve Europe Germany ex Joan Lamond Collection. White crystals. Other species present but not identified (tridymite?, enstatite?, phlogopite?).
Australasia New Zealand 0148 Hematite, Cristobalite, Henderson’s Quarry, Mt Ngongathaha, Rotarua, New Zealand September 18, 2019
Australasia New Zealand 5613 Cristobalite and Sanidine in Obsidian, Poihipi Road, Taupo, New Zealand December 24, 2018
Australasia New Zealand ncat JP0418 Cristobalite, Mayor Island (Tuhua), Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand October 8, 2019
