(1) Charnockite 's applied to any orthopyroxene-bearing granite, composed mainly of quartz, perthite or antiperthite and orthopyroxene (usually hypersthene), as an end-member of the charnockite series (Classification of Igneous Rocks, 2nd ed., 2002, by R. W. Le Maitre et al.). (2) The Charnockite suite or series's a group of igneous rocks, variably metamorphosed of wide distribution and great importance in India, Ceylon, Madagascar and Africa. The name was given by Dr T. H. Holland from the fact… (More on Charnockite)