IMPINGEMENT SYNDROME 375 â¢ STRENGTHENING EXERCISES â¢ ImpingementSyndrome (Rotator Cuff Tendinitis, Bursitis)These are some of the initial exercises you may startyour rehabilitation program with until you see yourphysician, physical therapist, or athletic trainer againor until your symptoms are resolved.
First, a rock is composed of one or more minerals and sometimes mineraloids but do not have a crystal structure. A mineral is a chemical substance made up of one or more chemicals having a definite crystal structure. Rocks do not have a definite chemical composition whereas minerals do.
While minerals are pure and made of the same substance, rocks are not. Some minerals have crystals and are pretty, but rocks do not form single crystals and are rarely pretty. While minerals have a definite shape and a single color, rocks do not have a single shape and are usually made up of different colors.