3630 Cowlesite, Sgurr Nan Sidhein, Moonen Bay, Duirinish, Isle of Skye, Scotland October 3, 2019 Steve Scotland United Kingdom
Co. Antrim Northern Ireland United Kingdom ncat JP0561 Cowlesite, Dunseverick, Giant’s Causeway, Co. Antrim, Northern Ireland, UK October 8, 2019
Australasia Australia Victoria 0722 Cowlesite, Basalt quarry, Jindivick, Baw Baw Shire, Victoria August 6, 2022
Co. Antrim Northern Ireland United Kingdom 0635 Cowlesite, Dunseverick, Giants Causeway, Co. Antrim, Northern Ireland September 20, 2019
