1617 Prehnite, Silliman Quarry, Southbury, Connecticut, USA September 22, 2019 Steve Connecticut North and Central Americas United States
North Ayrshire Scotland United Kingdom ncat JP1649 Calcite, Prehnite, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK October 8, 2019
Australasia Australia Tasmania 2753 Prehnite, ~1km Deep Drill Core, Variety Bay, Bruny Island, Tasmania October 3, 2019
