4087 Posnjakite, Savage River Mine, Tasmania October 4, 2019 Steve Australasia Australia Tasmania Self Collected 2005
Scotland United Kingdom 4247 Lautenthalite, Posnjakite, Serpierite, Meadowfoot Smelter, Wanlockhead, Dumfriesshire, Scotland October 4, 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 3784 Opal, Posnjakite, Langite, South Wheal Basset, Redruth, Cornwall, England October 3, 2019
Czech Republic ncat JP2589 Posnjakite, Zlate Hory (Zuckmantel), Olomouc Region, Czech Republic October 11, 2019
