7116 Cowlesite, Douglas Lake Road, Westwold, Kamloops Mining Division, British Columbia, Canada October 5, 2019 Steve Canada North and Central Americas ex Joan Lamond Collection
North and Central Americas United States Washington 5486 Cowlesite, Big Tree Creek, Yacolt, Clark Co., Washington October 2, 2019
Australasia Australia Victoria 5675 Cowlesite, Basalt quarry, Jindivick, Baw Baw Shire, Victoria June 28, 2020
North and Central Americas Oregon United States 1371 Cowlesite, Neer Road, Goble, Columbia Co., Oregon, USA September 22, 2019
Co. Antrim Northern Ireland United Kingdom 0635 Cowlesite, Dunseverick, Giants Causeway, Co. Antrim, Northern Ireland September 20, 2019
