0583 Prehnite, Upper New Street Quarry, Paterson, New Jersey, USA September 20, 2019 Steve New Jersey North and Central Americas United States
Michigan North and Central Americas United States ncat JP1679, Copper, Prehnite, Quincy Mine, Hancock, Houghton Co., Michigan, USA September 23, 2019
Connecticut North and Central Americas United States 1617 Prehnite, Silliman Quarry, Southbury, Connecticut, USA September 22, 2019
Australasia Australia Tasmania 2753 Prehnite, ~1km Deep Drill Core, Variety Bay, Bruny Island, Tasmania October 3, 2019
