Feldspar is a rock-forming mineral. It is important industrially in making glass, ceramics, enamelware and soaps. It is also used in making bonding material for abrasive wheels, cements, fertilizer, tarred roofing materials and as a sizing or filler in textiles and paper.
Depending upon the cause, muscle pain can be mild or severe and debilitating. Muscle pain is the hallmark symptom of some chronic conditions like fibromyalgia. Related symptoms that can occur with muscle pain are tenderness, swelling, redness, or fever. Medically Reviewed by a Doctor on 3/2/2017.
Muscle Tear: Causes, Symptoms, Treatment. What is Muscle Tear? Muscle Tear is referred to a medical condition in which there is a rupture or strain of a muscle or tendons to which the muscle is attached in the body caused due to an injury or due to overworking of the muscles and acute muscle fatigue.