7160 Sulphur, Hyalite Opal, Lake Rotokawa, Taupo, Waikato, North Island, New Zealand October 5, 2019 Steve Australasia New Zealand ex Joan Lamond Collection, ex Judy Rowe. Sulphur not on sinter matrix.
Australasia New Zealand ncat JR10 Sulphur, Lake Rotokawa, Wairakei, Taupo District, Waikato Region, New Zealand November 24, 2023
Australasia New Zealand ncat JP3240 Sulphur, White Island (Whakaari), Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand October 8, 2019
Australasia Australia Victoria 5737 Sulphur, Costerfield, City of Greater Bendigo, Victoria April 3, 2021