8125 Posnjakite, Old Sandbed Mine (Old Sandbeds Mine), Caldbeck Fells, Cumbria, England October 5, 2019 Steve Cumbria England United Kingdom ex Bernie and Margaret Day Collection
Czech Republic ncat JP2589 Posnjakite, Zlate Hory (Zuckmantel), Olomouc Region, Czech Republic October 11, 2019
Scotland United Kingdom 4247 Lautenthalite, Posnjakite, Serpierite, Meadowfoot Smelter, Wanlockhead, Dumfriesshire, Scotland October 4, 2019
Australasia Australia Tasmania 2461 Posnjakite, Hercules Mine, Williamsford, Tasmania September 22, 2019
