2792 METAROSSITE, Burro Mine, Slick Rock District, San Miguel County, Colorado, U.S.A. September 28, 2019 Steve Colorado North & Central Americas United States Source D.Shannon, 1989
Africa Madagascar 4558 PEZZOTTAITE, Sakavalana Mine, Ambatovia, Amoron’I Mania Region, Fianarantsoa Province, Madagascar September 28, 2019
England North Yorkshire United Kingdom 6551 HILGARDITE, BORACITE, Boulby Mine, Loftus, North Yorkshire, England, U.K. September 28, 2019
Australasia Australia Western Australia 4971 IOWAITE, LIZARDITE, MKD5 Nickel Deposit, Mt. Keith, West. Aust., Australia September 28, 2019
