1798 HEMIMORPHITE, Santa Eulalia, Mun. de Aquiles Serdan, Chihuahua, Mexico September 28, 2019 Steve Mexico North & Central Americas Source K.Davy, 1981
Australasia Australia Northern Territory 4402 CORDIERITE, Quartz Hill, Harts Range, Nthn. Terr., Australia September 28, 2019
New Jersey North & Central Americas United States 2662 ALLEGHANYITE, QUARTZ, Parker Shaft, Franklin, Sussex County, New Jersey, U.S.A. September 28, 2019
Mexico North & Central Americas 3848 SPHALERITE, QUARTZ, Naica, Mun. de Saucillo, Chihuahua, Mexico September 28, 2019
Arkansas North & Central Americas United States 1118 VARISCITE, Mauldin Mountain Quarry, Mauldin Mountain, Montgomery County, Arkansas, U.S.A. September 28, 2019