4087 Posnjakite, Savage River Mine, Tasmania October 4, 2019 Steve Australasia Australia Tasmania Self Collected 2005
Australasia Australia Tasmania 2461 Posnjakite, Hercules Mine, Williamsford, Tasmania September 22, 2019
Australasia Australia New South Wales ncat JP1821 Posnjakite, Broken Hill South Mine (BHS Mine; South Mine), Broken Hill, Broken Hill district, Yancowinna Co., New South Wales September 23, 2019
Cornwall England United Kingdom ncat JP2520 Posnjakite, South Wheal Basset, Carnkie, Carn Brea, Cornwall, England, UK October 8, 2019