Rocks and rock minerals / Richard V. Dietrich, Brian J. Skinner. Dietrich, Richard Vincent, 1924- Skinner, Brian J., 1928- joint author. Petrology. Mineralogy. QE431.2 .D53 552 DIR Includes bibliographical references and index. New York : Wiley, c1979. c1979. 1979 Text xi, 319 p. : http://www.loc.gov/catdir/description/wiley037/79001211.html http://www.loc.gov/catdir/toc/onix01/79001211.html eng