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.
Europe Portugal 4699 Willemite, Preguiça Mine, Sobral da Adiça, Moura, Beja District, Portugal May 16, 2025
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
Europe Portugal 4766 Willemite, Preguica Mine, Sobral da Adica, Moura, Beja District, Portugal October 5, 2019
Australasia Australia South Australia 7033 JL928 Willemite, Puttapa, Leigh Creek, North Flinders Ranges, Flinders Ranges, South Australia September 23, 2019
