4234 Quartz after Gypsum, Crawford, Dawes Co., Nebraska, USA October 4, 2019 Steve Nebraska North and Central Americas United States Dan Weinrich (ex Don Belcher coll’n)
Australasia Australia Tasmania 4341 Hemimorphite, Quartz, Calcite Quarry, near Beaconsfield, Tasmania October 5, 2019
Australasia Australia South Australia 0509 Malachite after Azurite, Quartz, Spring Creek Copper Mine, South Australia September 20, 2019
Australasia Australia South Australia ncat JP3791 Gypsum, Olympic Dam Mine, Roxby Downs, Stuart Shelf, South Australia September 23, 2019
