COMPASS USAGE INSIGHTS: What is the use of compass in the field of exploration? There are a number of different specialized magnetic compasses used by geologists to measure orientation of geological structures, as they map in the field, to analyze and document the geometry of bedding planes, joints, and/or metamorphic foliations and lineations. Here are some uses of a compass for us to ponder. It helps in reading maps. It is also used to navigate through paths and routes. It is also used to cond