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.
Federal Reserve Act. This Act, passed in 1913 during Wilson's administration, established the Federal Reserve System, commonly known as the Fed.. The Federal Reserve System is still the central bank of the United States and is charged with the responsibility of developing and administering monetary and credit policies for the nation.