ncat JP2298 Heulandite, Touch Hills, Stirling, Scotland, UK October 8, 2019 Steve Scotland United Kingdom
Co. Antrim Northern Ireland United Kingdom 3826 Heulandite, The Gobbins, Island Magee, Co. Antrim, Northern Ireland October 3, 2019
North and Central Americas Oregon United States 4067 Pentagonite Inclusions, Heulandite, Owyhee Dam, Malheur Co., Oregon, USA October 4, 2019
North and Central Americas United States Washington 0037 Heulandite, Chlorite, Rock Creek, Stevenson, Skamania Co., Washington, USA December 11, 2021
