1371 Cowlesite, Neer Road, Goble, Columbia Co., Oregon, USA September 22, 2019 Steve North and Central Americas Oregon United States Type Locality.
Australasia Australia Victoria 0722 Cowlesite, Basalt quarry, Jindivick, Baw Baw Shire, Victoria August 6, 2022
Australasia Australia Victoria 0726 Levyne, Cowlesite, Calcite, Analcime, Jindivick, Victoria September 20, 2019
Co. Antrim Northern Ireland United Kingdom 1616 Cowlesite, Parkgate Quarry, Ballysclare, Co. Antrim, Northern Ireland September 22, 2019
