basalt, dark grey granite, flamed surface, non slippery, wonderfull effect for outdoor areas with high traffic. strongest stone for pavements
its a very hard stone. has fine light black grains on deep black bottom color. due to it is a hard stone is usefull indoor and outdoor areas such as heavy trafficking areas flooring, wall cladding on larger buildings, pavement Stones, landscaping products etc.supply is possible in slabs, cut-to-sizes, pavers etc.