9054 JP2234 Proustite, Plaka Mines, Plaka, Lavrion District Mines, Lavrion District (Laurion; Laurium), Attiki Prefecture (Attica; Attika), Greece October 11, 2019 Steve Europe Greece
Africa Morocco ncat VHD4 Fettelite, Proustite, Imiter mine, Imiter mining district, Tinghir Cercle, Tinghir Province, Drâa-Tafilalet Region, Morocco. June 25, 2023
Africa Morocco 3518 Proustite, Imiter mine, Imiter mining district, Tinghir Cercle, Tinghir Province, Drâa-Tafilalet Region, Morocco June 24, 2023
Canada North and Central Americas 0794 Xanthoconite, Proustite, Dyscrasite, O’Brien Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada September 20, 2019
California North and Central Americas United States ncat JP1681, Proustite, Advance Mine (Zaca Mine; Zaca group; North Advance Mine; Collosus Mine; Colorado No. 2 Mine; Tarshish Mine), Colorado Hill, Loope (Monitor; Loopeville), Monitor – Mogul District, Alpine Co., California, USA September 23, 2019
