2016 Heulandite, Oxbow Dam, Baker Co, Oregon, USA September 22, 2019 Steve North and Central Americas Oregon United States
North and Central Americas United States Washington 0037 Heulandite, Chlorite, Rock Creek, Stevenson, Skamania Co., Washington, USA December 11, 2021
Australasia Australia Tasmania 2997 Heulandite, Calcite, Pyrite, Merrywood Coal Mine, Royal George, Tasmania October 3, 2019
North and Central Americas Oregon United States ncat JP1135, Heulandite, Jackson Co., Oregon, USA September 23, 2019