1. The method of emplacement of an igneous intrusion in which percolating magma detaches blocks of country rock which sink, allowing the magma to move upwards.
2. In underground mining, the breaking and removal of rock in an orebody.
Geography
The assimilation at depth of country rock by an igneous intrusion. The heat of the intrusion melts the country rock which then mingles with the magma. Žák et al. (2006) Int. J. Earth Sci. 95, 5 hold that roof pendants, stoped blocks, and discordant intrusive contacts are evidence of magmatic stoping.