6551 HILGARDITE, BORACITE, Boulby Mine, Loftus, North Yorkshire, England, U.K. September 28, 2019 Steve England North Yorkshire United Kingdom Source B & M Day, 2010
Australasia Australia New South Wales 0455 CASSITERITE, Elsmore Hill, Elsmore, N.S.W., Australia September 28, 2019
Illinois North & Central Americas United States 4039 BENSTONITE, ALSTONITE, Minerva No.1 Mine, Cave-In-Rock Sub-District, Hardin County, Illinois, U.S.A. September 28, 2019
Australasia Australia South Australia 5740 NATRODUFRENITE, Tom’s Quarry, Kapunda, South Aust., Australia September 28, 2019
Mexico North & Central Americas 0079 MARGARITASITE, Margaritas Mine, Sierra Pena Blanca, Chihuahua, Mexico September 28, 2019
