9137 JP2703 Hydroxylapatite, Montgomeryite, Milgun Variscite Mine (Mount Deverell), Milgun Station, Meekatharra Shire, Western Australia September 23, 2019 Steve Australasia Australia Western Australia
North and Central Americas South Dakota Type Locality United States 7372 JL3695 Tiptopite, Roscherite, Montgomeryite, Tip Top Mine (Tip Top pegmatite), Fourmile, Custer Mining District, Custer Co., South Dakota, USA December 28, 2020
Europe Spain 1690 Montgomeryite, Santa Maria de Montcada, Barcelona, Catalonia, Spain September 22, 2019
North and Central Americas South Dakota United States 5533 Robertsite, Montgomeryite, Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA October 5, 2019
