15012 D23-1 Pyroxmangite, Neotocite, Taguchi mine, Shitara, Kitashitara County, Aichi Prefecture, Japan December 2, 2023 Steve Asia Japan Pinkish massive to crystalline pyroxmangite with lustrous/metallic black to deep red neotocite with conchoidal fracture. Click on image below for a higher resolution version. Andrew Hodgson photo.
Colorado North and Central Americas United States 4745 Sulphur, Pyroxmangite, Galena, Pyrite, Sunnyside Mine, Bonita Peak, Gladstone, Eureka District, San Juan Co., Colorado, USA October 5, 2019
Cornwall England United Kingdom 2311 Neotocite (Penwithite), Geevor Mine, Pendeen, Cornwall, England September 22, 2019
Colorado North and Central Americas United States 4746 Pyrite, Pyroxmangite, Sunnyside Mine, Bonita Peak, Gladstone, Eureka District, San Juan Co., Colorado, USA October 5, 2019
Colorado North and Central Americas United States 4744 Pyroxmangite, Pyrite, Sphalerite, Sunnyside Mine, Bonita Peak, Gladstone, Eureka District, San Juan Co., Colorado, USA October 5, 2019