3766 Cristobalite, Fluorvarulite, Zinkhutte Genna, Letmathe, Germany October 3, 2019 Steve Europe Germany Fluorvarulite not a species – unknown what this is.
North and Central Americas Oregon United States ncat VHD15, Cristobalite, Apatite, Plagioclase, Enstatite, Summit Rock, near Diamond Lake, Klamath Co., Oregon, USA November 17, 2019
Australasia Australia Victoria ncat JP3390 Cristobalite, Pseudobrookite, Phlogopite, Middle Hill, Mount Anakie, Anakie, City of Greater Geelong, Victoria August 5, 2022
Australasia New Zealand ncat JP0418 Cristobalite, Mayor Island (Tuhua), Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand October 8, 2019