5107 MONTGOMERYITE, Tip Top Mine, Fourmile, Custer District, Custer County, South Dakota, U.S.A. September 28, 2019 Steve North & Central Americas South Dakota United States Source R.Coulsell, 1999
Europe Italy 3899 MAGNESIOAUBERTITE, Grotto de Faraglione, Porte de Levante, Vulcano Island, Eolie Islands, Messina Province, Italy September 28, 2019
Arizona North & Central Americas United States 2737 JOHANNSENITE, Iron Cap Mine, Landsman Camp, Aravaipa, Graham County, Arizona, U.S.A. September 28, 2019
Europe Italy 4421 CERCHIARAITE-(Mn), Cerchiara Mine, Borghetto Vora, La Spezia Province, Liguria, Italy September 28, 2019
New Mexico North & Central Americas United States 2328 KENTROLITE, Big Chief Mine, Hillsboro District, Sierra County, New Mexico, U.S.A. September 28, 2019