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
Cornwall England United Kingdom 3784 Opal, Posnjakite, Langite, South Wheal Basset, Redruth, Cornwall, England October 3, 2019
Cornwall England United Kingdom ncat JP2520 Posnjakite, South Wheal Basset, Carnkie, Carn Brea, Cornwall, England, UK October 8, 2019
Cumbria England United Kingdom 4894 Ramsbeckite, Linarite, Posnjakite, Schulenbergite, Driggith Mine (Driggeth Mine), Caldbeck Fells, Cumbria, England, UK October 5, 2019
