North and Central Americas Oregon United States ncat JP1205, Osumilite, Biotite, Obsidian Cliffs, North Sister Mountain, McKenzie Pass, Lane Co., Oregon, USA September 23, 2019
North and Central Americas Oregon United States ncat VHD10, Osumilite, Phlogopite, Obsidian Cliffs, North Sister Mountain, McKenzie Pass, Lane Co., Oregon, USA November 17, 2019
North and Central Americas Oregon United States ncat VHD3 Osumilite, Andesine, Obsidian Cliffs, North Sister Mountain, McKenzie Pass, Lane Co., Oregon, USA November 17, 2019