Dictionary:mise-à-la-masse method (MALM)

{{#category_index:M|mise-à-la-masse method (MALM)}} (mēs’ a l∂ mas,) An electrical exploration method in which one current electrode is positioned in a conducting mineral or coal either in outcrop or in a borehole. The other current electrode is a great distance away and the potential electrodes are moved about with the objective of mapping the mineral or coal deposit. Also called excitation-at-the-mass method.