2017-03-10 10:58:04.0 [tstevens] update Definition (Elements that constitute > 1 wt. % of a rock as determined in a chemical analysis.); update Definition (Philpotts, Anthony R.(1990) Principles of Igneous and Metamorphic Petrology, 498 pp., Prentice Hall, New Jersey, USA.);
2013-03-07 08:38:34.0 [tbs1979] Move Concepts add broader relation (MAJOR ELEMENTS [2440389a-d0d9-445a-9dce-908900f0c3a7,64117] - ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143]); delete broader relation (null);
Elements that constitute > 1 wt. % of a rock as determined in a chemical analysis.
MAJOR ELEMENTS
ELEMENTS