TY - BOOK AU - Taylor,Roger G. TI - Gossans and leached cappings: field assessment SN - 9783642220500 (hdbk. : acidfree paper) U1 - 549 PY - 2011/// CY - Berlin, New York PB - Springer KW - Mineralogy KW - Mines and mineral resources N1 - Includes bibliographical references (p. 141-142) and index; Introduction. -- Theoretical perspectives. -- Initial recognition. -- Broad scale - first impressions. -- Structure (layering and brecciation). -- Secondary minerals. -- Boxworks and related features. -- Leached cappings in porphyry copper systems. -- Concluding comments UR - http://www.loc.gov/catdir/enhancements/fy1317/2011934477-d.html UR - http://www.loc.gov/catdir/enhancements/fy1317/2011934477-t.html ER -