4886 Prehnite, Dean Quarry, St Keverne, Lizard Peninsula, Cornwall, England, UK October 5, 2019 Steve Cornwall England United Kingdom Richard Bell
North and Central Americas United States Virginia 10005 Hydroxyapophyllite-(K), Prehnite, Stilbite, Laumontite, Fairfax quarry, Centreville, Fairfax Co., Virginia, USA March 23, 2018
North and Central Americas Rhode Island United States 4003 Prehnite, Apophyllite, Hanville Quarry, Cumberland, Rhode Island, USA October 4, 2019
North and Central Americas United States Virginia 10006 Hydroxyapophyllite-(K), Prehnite, Stilbite, Thaumasite, Bull Run Quarry, Conklin, Loudoun Co., Virginia, USA October 5, 2019
