The top earning professionals in the marine biology field exceeded $95,430 annually in 2012, and those earning in the bottom 10 percent of the profession averaged less than $37,100 in the same year. Top earnings are recorded for those working for the federal government.
metamorphism. 1. the process of change in the form and structure of rocks by the agency of heat, water, and pressure. 2. the change of particular types of rock, as limestone into marble. Also called epigenesis.See also change. â metamorphic, adj.etamorphism-change in the structure of rock by natural agencies such as pressure or heat or introduction of new chemical substances.
Metamorphic Rocks are rocks that have changed form due to heat and pressure. Metamorphic comes from the Greek words meta and morph. Meta means change and morph means form. So we get metamorphic meaning to change form. Metamorphic rocks were once sedimentary, igneous or even other metamorphic rocks that have been changed by heat and pressure. There are three kinds of metamorphism.