3511 Woodruffite, Calcite, Adamite, Santa Eulalia, Chihuahua, Mexico October 3, 2019 Steve Mexico North and Central Americas
Australasia Australia New South Wales ncat VHD4, Calcite, Broken Hill, New South Wales November 17, 2019
Australasia Australia Queensland 0441 Calcite, Quartz, Pyrite, Biggenden, Queensland September 19, 2019
Arkansas North and Central Americas United States 5627 Aegirine, Calcite, Jones Mill Quarry (Martin Marietta Quarry; Highway 51 Quarry; Mid-State Quarry), Magnet Cove, Hot Spring Co., Arkansas, USA October 5, 2019
