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.
X-ray technician: Lower-cadre professionals in the medical imaging and radiology field. In terms of education, they simply have certificate, diploma or associate degree qualifications, with limited training time (6 months-2 years) and a limited number of courses.n the United States, the top five states that offer the highest annual salary are Mississippi ($68,000), New York ($66,000), Massachusetts ($65,000), Washington ($64,000) and California ($61,000). Presently, the average pay for Xray tech jobs is $47,000 to $53,000 per year.