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
Carolina North and Central Americas United States 4042 Earlshannonite, Rockbridgeite, Foote Mine, Kings Mountain, Cleveland Co., North Carolina, USA October 4, 2019
Europe Germany 2225 Mitridatite, Rockbridgeite, Schoonerite, Hagendorf-Sud, Bavaria, Germany September 22, 2019
Alabama North and Central Americas United States 2178 Strengite, Cacoxenite, Kidwellite, Rockbridgeite, Vivianite, Indian Mountain, Cherokee Co, Alabama, USA March 23, 2018