ncat JP348, Rockbridgeite, Big Chief Mine (Johnson pegmatite), Glendale, Keystone District, Pennington Co., South Dakota, USA September 23, 2019 Steve North and Central Americas South Dakota United States Jack Nelson Collection
Australasia Australia Victoria 0762 Rockbridgeite, Wycheproof Quarry, Wycheproof, Victoria September 20, 2019
New Hampshire North and Central Americas United States 3486 Whitlockite, Strunzite, Rockbridgeite, Palermo #1 Mine, North Groton, Grafton Co., New Hampshire, USA October 3, 2019
Carolina North and Central Americas United States 4486 Rockbridgeite, Strunzite, Mangangordonite, Foote Mine, Kings Mountain, Cleveland Co., North Carolina, USA October 5, 2019
