5510 Ilmenite, Enstatite, Summit Rock, Klamath Co., Oregon, USA October 5, 2019 Steve North and Central Americas Oregon United States Unusual striping. Epiaxial growth? Ex John Sobolewski, Matt Gibbs Click on thumbnail for full sized image…
Europe Germany 7102 Tridymite, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany October 5, 2019
Australasia Australia Victoria 9065 JP2814 Tridymite, Hyalite, Eastern Hill, Mount Anakie, Anakie, City of Greater Geelong, Victoria September 23, 2019
Australasia Australia Victoria ncat VHD4, Ilmenite, Fluorapatite, Boral Quarry, Bundoora, Victoria November 17, 2019
Australasia Australia Victoria ncat JP2864 Tridymite, Magnetite, Rutile, Phlogopite, Spring Hill, Macedon Ranges, Victoria September 23, 2019
