4493 Rockbridgeite, Jahnsite-(CaMnFe), Tip Top Mine, Fourmile, Custer Co., South Dakota, USA October 5, 2019 Steve North and Central Americas South Dakota United States Jim Ferraiolo
New Hampshire North and Central Americas United States 4633 Whitmoreite, Strunzite, Rockbridgeite, Siderite, Palermo No. 1 Mine, Groton, Grafton Co., New Hampshire, USA October 5, 2019
Australasia Australia Victoria 1772 Rockbridgeite, Wycheproof Quarry, Wycheproof, Victoria September 22, 2019
North and Central Americas South Dakota United States ncat JP347, Rockbridgeite, Bull Moose Mine (Bull Moose pegmatite; Bull Moose lodes), Custer, Custer District, Custer Co., South Dakota, USA September 23, 2019
North and Central Americas South Dakota United States ncat JP348, Rockbridgeite, Big Chief Mine (Johnson pegmatite), Glendale, Keystone District, Pennington Co., South Dakota, USA September 23, 2019
