the chain you are currently viewing is a diagram transform fault bpundaries hot spots are small volcanic regions they are usually a few hundred kilometers across hot spots fromwhen hotter than normal manner material called him no problem goes up tonard the suface once the plune reaches the top of the mantle magma forms the resnlt is a small volcanic region most hot spots have lasted for millions of years and are still active today on example hot spots are the volcanic mountains that make up the is land of Hawaii