3766 Cristobalite, Fluorvarulite, Zinkhutte Genna, Letmathe, Germany October 3, 2019 Steve Europe Germany Fluorvarulite not a species – unknown what this is.
Europe Germany 7155 Cristobalite, Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany October 5, 2019
Australasia Australia Victoria ncat JP3390 Cristobalite, Pseudobrookite, Phlogopite, Middle Hill, Mount Anakie, Anakie, City of Greater Geelong, Victoria August 5, 2022
