The slate is dark-grey with a slightly gritty texture, and in some samples well defined parallel lines are
clearly visible on the cleavage surfaces.
Heavy 3 Natural Slates are available in the following sizes:
- 30x20cm (12x8”)
- 35x20cm (14x8”)
- 40x20cm (16x8”)
- 40x25cm (16x10”)
- 50x25cm (20x10”)
