Basalt is a dark-colored, fine grained stone that is ideal for those who prefer calmer, understated interiors. With its dark grey color, basalt is a stone that will suit any home and any environment without creating an overbearing appearance. It is volcanic and can be used in various different settings. It is a very versatile stone that is used both indoors and outdoors. Due to its endurance it is even used in construction but its beautiful surface has made it quite popular in interior decoration and landscape architecture as well.