Field Tools for the Rockhound - Mama's MineralsCrack hammer (2, 3, or 4 lb): This is for breaking medium-sized rocks and for driving your chisels. . Geologist's pick (hammer/pick): A standard tool used for prying (not hitting rocks unless you want only a small . Personal/Safety Equipment.mining-geological equipment - hemmer,UKGE: Geological Supplies and Tools, Field Equipment, Earth .Specialising in geological supplies, microscopy and lapidary equipment, UKGE offers a range of maps, books, tools, field equipment, storage and clothing for.
mining-geological equipment - hemmer