2844 MAWSONITE, Mt. Lyell Mine, Queenstown, Tasmania, Australia September 28, 2019 Steve Australasia Australia Tasmania Source Min. Research, 1990
New Jersey North & Central Americas United States 0848 SUSSEXITE, FRANKLINITE, Franklin Mine, Franklin, Sussex County, New Jersey, U.S.A. September 28, 2019
Kansas North & Central Americas United States 3847 SPHALERITE, Mid-Continent Mine, Treece, Cherokee County, Kansas, U.S.A. September 28, 2019
Colorado North & Central Americas United States 3872 BARYTE, Muddy Creek, Tributury of Crater Creek, Rio Grande County, Colorado, U.S.A. September 28, 2019