When studying the Earth, geologists utilize several vital tools in the field. Below, Paul Favret paints a detailed picture of these essential pieces of equipment for geological study. From breaking down pieces to taking down notes The hammer is one of the most well-known and commonly-used tools for geologists. Rocks can be very hard and difficult to break without one. A hammer also allows a geologist to collect samples of rocks or minerals for further study back in the lab. Another essential piece of equipment for geologists is a compass. Geologists often have to find their way around remote and difficult-to-access areas. Paul Favret notes that getting lost or stranded in a remote area can be dangerous, if not fatal. Britannica.com Next is a notebook, which is just as important a tool for geologists as any other in their bag. Geologists need to be able to take notes on what they see in the field. The notes they take may include everything from details about the rocks or minerals t