The protolith may be a sedimentary rock, an igneous rock or another older metamorphic rock. Metamorphic rocks make up a large part of the Earth 's crust and are classified by texture and by chemical and mineral assemblage (metamorphic facies).
The Federal Reserve System (also known as the Federal Reserve, and informally as the Fed) is the central banking system of the United States.he chairman of the Federal reserve bank shall report to the Board of Governors of the Federal Reserve System any such undue use of bank credit by any member bank, together with his recommendation.
The Federal Reserve was created by the U.S. Congress in 1913. Before that, the U.S. lacked any formal organization for studying and implementing monetary policy. Consequently markets were often unstable and the public had very little faith in the banking system.he Fed is headed by a government agency in Washington known as the Board of Governors of the Federal Reserve. The Board of Governors consists of seven presidential appointees, each of whom serves 14 year terms.