|Name||Hornblende-biotite quartz syenite to syenite|
|Geologic age||Late Ordovician|
Igneous > Plutonic > Syenitic > Syenite (Pluton)Hornblende-biotite quartz syenite to syenite.
Igneous > Plutonic > Syenitic > Quartz-syenite (Pluton)Hornblende-biotite quartz syenite to syenite.
|Comments||Part of the Oliverian Plutonic Suite (Late Ordovician) - Pink, weakly to moderately foliated, locally porphyritic biotite granitoids found in mantled gneiss domes. Mafic varieties contain hornblends. Variably metamorphosed up to amphibolite facies.|