1421 ENSTATITE, Summit Rock, Klamath County, Oregon, U.S.A. September 28, 2019 Steve North & Central Americas Oregon United States Source B.Porter, 1983
California North & Central Americas United States 0907 WIGHTMANITE, CALCITE, Commercial Quarry, Crestmore Quarries, Crestmore, Riverside County, California, U.S.A. September 28, 2019
Africa South Africa 6397 POLDERVAARTITE, Wessels Mine, Hotazel, Kalahari Manganese Fields, Northern Cape Province, South Africa September 28, 2019
