Minnesota Mineral Club member orientation to the equipment at the Rockhaus. Orientation will include how to safely operate the lapidary machines, keep the shop well maintained and cleaned, cutting and basic polishing of a rock, and demonstrating the use of the larger rock saws, so members can join in using their Club's equipment. No one […]

Minnesota Mineral Club member orientation to the equipment at the Rockhaus. Orientation will include how to safely operate the lapidary machines, keep the shop well maintained and cleaned, cutting and basic polishing of a rock, and demonstrating the use of the larger rock saws, so members can join in using their Club's equipment. No one […]