Fig. 26. Petrological map of the Criffell pluton, showing the main zones (after Stephens, 1957, and based on Stephens et al., 1985). Biotite-muscovite granite (yellow); muscovite-biotite granite (orange); biotite granite (green); biotite-hornblende granodiorite (blue); clinopyroxene-biotite-hornblende granodiorite (red).