ncat JP0466 Sanidine, Actinolite(?), Magnetite, Titanite, Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany October 11, 2019 Steve Europe Germany Unknown orange fluorescence
Australasia New Zealand 5613 Cristobalite and Sanidine in Obsidian, Poihipi Road, Taupo, New Zealand December 24, 2018
Europe Portugal ncat RAM4 Titanite, Água de Pau Volcano, São Miguel, Azores, Portugal October 1, 2024
