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.
According to the Bureau of Labor Statistics, in 2012, X-ray technicians earned a median wage of $54,620. This means that half of those employed in the field made more than that amount and half of x-ray technicians earned less. Those with a salary in the top 10 percent of the profession made $77,160 or more, and those earning a salary in the lowest 10 percent made $37,060 or less.