: a chisel used for making an edge on the face of a stone.

What are stone chisels used for?

Stone chisels are used to carve or cut stone, bricks or concrete slabs. To cut, as opposed to carve, a brick bolster is used; this has a wide, flat blade that is tapped along the cut line to produce a groove, then hit hard in the centre to crack the stone.

What is a rock chisel?

Rock chisels, a specialized version of masonry chisels, are designed to break rocks to extract mineral specimens, semi-precious gems, and fossils. Cold chisels are designed to cut any unheated metal that is softer than the metal the chisel is crafted from.