Feldspar. Feldspar is the most common mineral on Earth. Since it is most commonly found in granite, this mineral is used mostly as a building material. Feldspar: Characteristics of the two types of feldspar.uartz (silica) is the most abundant mineral on earth. It is the name for a large family of rocks including the jaspers, agates, onyxes and flints. Quartz is used in concrete, glass, scientific instruments and watches.
You are here. Definition of Vascular Surgery. Vascular surgery encompasses the diagnosis and comprehensive, longitudinal management of disorders of the arterial, venous, and lymphatic systems, exclusive of the intracranial and coronary arteries.
Heart Surgery (Definition) 1  Open intervention on the heart to correct congenital cardiac anomalies, repair replace heart valves, ascending aortic dissection repair, coronary bypass, heart transplant, surgical removal of heart tumors, ventricular assist devices, cox maze procedures to cure atrial fibrillation, repair of trauma to the heart.