... the study and enjoyment of Geology ... Belshaw’s Quarry.  Cretaceous Ulster White Limestone overlain by Palaeogene Basalt.  54.536511, -6.102266 Updated 24/05/2019 About us Summer prog. Winter prog. Contact us Useful links Home Saturday 25th May BELSHAWS QUARRY AND LISBURN BUILDING STONES Archive EVENT Next meeting: