Pyroxene-idealReturn to Structure Data INDEX
Thompson R M , Downs R T , American Mineralogist , 89 (2004) p.614-628, Model pyroxenes II: Structural variation as a function of tetrahedral rotation, model protopyroxene after Yang et al. (1999), with O3-O3-O3 angle = 165.9 and model oxygen radius = 1.306, Note: Atoms Mg, Si, and O are assigned to atomic positions for convenience ![]() |