Figure F5. AlIV-AlVI correlation for calcic amphiboles. Oblique cross = amphibole from Chl-Am schist. High AlIV field = red hornblende phenocrysts from basalt andesites and andesites. Low AlIV field = green hornblende phenocrysts in andesites and dacites.

Figure F5. Al^IV-Al^VI correlation for calcic amphiboles. Oblique cross = amphibole from Chl-Am schist. High Al^IV field = red hornblende phenocrysts from basalt andesites and andesites. Low Al^IV field = green hornblende phenocrysts in andesites and dacites.