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 Steve Arizona North and Central Americas United States
New Jersey North and Central Americas United States ncat JP1683, Tephroite, Willemite, Sterling Mine, Sterling Hill, Ogdensburg, Franklin mining district, Sussex Co., New Jersey, USA September 23, 2019
Arizona North and Central Americas United States 1359 Willemite, Tonopah-Belmont Mine, Maricopa Co., Arizona, USA November 16, 2018
Australasia Australia South Australia 4920 Finnemanite, Willemite, Chalcophanite, Beltana Mine (E.Z. Mine; Puttapa mine), Puttapa, Leigh Creek, North Flinders Ranges, Flinders Ranges, South Australia, Australia April 9, 2023
Africa Namibia 7140 Willemite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia October 5, 2019