0583 Prehnite, Upper New Street Quarry, Paterson, New Jersey, USA September 20, 2019 Steve New Jersey North and Central Americas United States
Cornwall England United Kingdom ncat JP1499 Prehnite, Dean Quarry, St Keverne, Cornwall, England, UK October 8, 2019
Australasia Australia Tasmania 5354 Prehnite, 1km in Viking Decline, Avebury Nickel Mine, Zeehan, Tasmania September 29, 2019
Cornwall England United Kingdom 4886 Prehnite, Dean Quarry, St Keverne, Lizard Peninsula, Cornwall, England, UK October 5, 2019