Experimental Evidence and Elementary Theory -- Hydraulic Fractures -- Termination and Spacing of Tension Joints in Layered Rocks -- Multiple Sets of Tension Joints -- Shear Joints -- Joints in Faulting and Folding -- Échelon Joints and Veins.Rock Joints deals exclusively with the mechanical genesis of joints in rocks. It is aimed at a coherent, critical and comprehensible presentation of the u…