One can find those in Pelion , whence their extraction.
Its colour is yellow ochre combined with a particular blue, colours which along with its physical appearance produce a special aesthetic feeling no matter where it is fitted (floors , cladding) and which way it was processed.
Its thickness is 1.5 to 2.5 cm. and it is a particularly hard rock formation, durable in all weather conditions.
It can be used indoors and outdoors, in patios, sidewalks, terraces etc.