4822 Tridymite, Tardree Mountain, Co. Antrim, Northern Ireland October 5, 2019 Steve Co. Antrim Northern Ireland United Kingdom Richard Bell
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
North and Central Americas Oregon United States 5510 Ilmenite, Enstatite, Summit Rock, Klamath Co., Oregon, USA October 5, 2019
Australasia Australia Victoria ncat JP2581 Tridymite, Magnetite, Rutile, Phlogopite, Hornblende, Spring Hill, Macedon Ranges, Victoria September 23, 2019
