stone![click to hear](/images/speaker.jpg)
Block of mineral matter, of irregular shape, used for masonry or as a facing.
stone wall ![click to hear](/images/speaker.jpg)
flagstone ![click to hear](/images/speaker.jpg)
Flat stone of irregular shape, used to cover floors and walls.
cut stone ![click to hear](/images/speaker.jpg)
Stone cut in regular shapes so that it can be fitted without a joint or with very thin joints.
rubble ![click to hear](/images/speaker.jpg)
Small block of rough or crudely carved stone, usually assembled with the help of mortar to build a wall.