5492 Jacobsite (Iwakiite), Gozaisho mine, Iwaki City, Fukushima Prefecture, Japan October 2, 2019 Pendleton Asia Japan Previously iwakiite. Now redefined as jacobsite-Q, a polymorph of jacobsite. Hiromi Yamasaki.
Australasia Australia Tasmania 2829 Aragonite, Bridgewater Quarry, Bridgewater, Tasmania October 3, 2019
Australasia Australia Victoria ncat VHD15, Hyalite Opal, Lake Cooper Quarry, Corop, Victoria November 17, 2019
England United Kingdom 4625 Volkovskite, Boulby Mine, Loftus, North Yorkshire, England October 5, 2019
