Porphyritic Blue Granite Coaster-Set of 4

These stunning bluish, pink and orange porphyritic texture likely containing pinkish potassium Feldspars and Plagioclase, Quartz and dark mineral like Mica and Amphibole. Surfaces are polished and smooth. Each coaster may vary in colour, thickness and mineral occurrence.

Sets of 4

4*4" size with cork stoppers on bottom to prevent scratching surfaces.