4067 Pentagonite Inclusions, Heulandite, Owyhee Dam, Malheur Co., Oregon, USA October 4, 2019 Steve North and Central Americas Oregon United States Jim Ferraiolo 6/2005
Co. Antrim Northern Ireland United Kingdom 3831 Heulandite, Erionite, Dunseverick, Co. Antrim, Northern Ireland October 3, 2019
Australasia Australia New South Wales 0648 Heulandite, Garrawilla Station, Pottinger Co., New South Wales April 7, 2024
Australasia Australia Victoria ncat JP839 Heulandite, Siderite, Mt Tarrengower goldfield, Maldon, Mount Alexander Shire, Victoria September 23, 2019
Co. Antrim Northern Ireland United Kingdom 3826 Heulandite, The Gobbins, Island Magee, Co. Antrim, Northern Ireland October 3, 2019