30037 Djurleite, Neptunite, California State Gem Mine, New Idria District, San Benito Co., California, USA October 5, 2019 Steve California North and Central Americas United States Distinct well-formed crystals. Click on thumbnail for full sized image…
Canada North and Central Americas 8071 M3956 Neptunite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019
Africa Namibia ncat JP1412 Neptunite, Makatite, Microcline, Aris Quarries (Ariskop Quarry; Railway Quarry), Aris, Windhoek District, Khomas Region, Namibia October 8, 2019
California North and Central Americas United States 0582 Neptunite, Dallas gem mine, San Benito Co., California, USA April 27, 2023
