Regional metamorphism usually produces foliated rocks such as gneiss and schist. Dynamic Metamorphism also occurs because of mountain-building. These huge forces of heat and pressure cause the rocks to be bent, folded, crushed, flattened, and sheared. Metamorphic rocks are almost always harder than sedimentary rocks.
The median expected salary for an x ray technician in the United States is about $54,340 per year and an hourly wage is about $18 per hour.
Certified x-ray technicians, or radiologic technologists, are responsible for using special equipment to take images of the body which will then be read by a radiologist for diagnostic purposes, and they enjoy a comfortable annual salary of $56,670.