7442 JL1746 Tridymite, Spring Hill, Victoria July 26, 2021 Steve Australasia Australia Victoria Acquired by Joan Lamond in 1995 from Judy Rowe.
Australasia New Zealand ncat JP0247 Fayalite, Tridymite, Hendersons Quarry, Mount Ngongotaha, Rotorua District, Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand October 8, 2019
Australasia Australia Victoria ncat JP3282 Tridymite, Rutile, Magnetite, Phlogopite, Spring Hill, Macedon Ranges, Victoria September 23, 2019
Europe Germany 7102 Tridymite, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany October 5, 2019
Australasia New Zealand ncat JP0271 Tridymite, Hematite, Phlogopite, Titanite, Hendersons Quarry, Mount Ngongotaha, Rotorua District, Bay of Plenty Region (Te Moana-a-Toi), North Island, New Zealand October 8, 2019
