ncat JP1683, Tephroite, Willemite, Sterling Mine, Sterling Hill, Ogdensburg, Franklin mining district, Sussex Co., New Jersey, USA September 23, 2019 Steve New Jersey North and Central Americas United States Type Locality for Tephroite.
Arizona North and Central Americas United States 8181 Willemite, Dioptase, Wulfenite, Mammoth-Saint Anthony Mine (Mammoth-St Anthony Mine; Mammoth Mine; St. Anthony Mine), St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona October 5, 2019
Arizona North and Central Americas United States 1359 Willemite, Tonopah-Belmont Mine, Maricopa Co., Arizona, USA November 16, 2018
Arizona North and Central Americas United States 4395 Wulfenite, Willemite, Rowley Mine, Maricopa Co., Arizona, USA October 5, 2019
Arizona North and Central Americas United States ncat JP1602, Willemite, Tonopah-Belmont Mine (East Vulture Mine; Belmont-McNeil Mine; Economy Mining Co. Mine), Belmont Mountain, Tonopah, Osborn District, Big Horn Mts, Maricopa Co., Arizona, USA September 23, 2019
