4157 SIDERITE, QUARTZ, Tincroft Mine, Carn Brea Mines, Redruth-St.Day District, Cornwall, England, U.K. September 28, 2019 Steve Cornwall England United Kingdom Source R.Coulsell, 1999
Massachusetts North & Central Americas United States 4644 MARGARITE, Chester Emery Mines, Chester, Hampden County, Massachusetts, U.S.A. September 28, 2019
Asia China 4583 ROSSMANITE, Dorothy China Clay Pit, Whitemoor, St. Austell District, Cornwall, England, U.K. September 28, 2019