Quarried near Lugo in northwestern Spain, Lugo Green is a refined slate with a green background and flecks of lighter gray green throughout. It has a smooth, even texture and carries the distinction of being one of the only colored slates from Spain. It is unfading which means it will retain its original appearance throughout its lifetime. Rated S1 Grade pursuant to ASTM standards. Lugo Green Slate offers a sophisticated look that suits both classic and modern buildings. It can be used where a lightweight application is required.