Balaklala Rhyolite  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Devonian
 ....Middle Devonian
 .....Balaklala Rhyolite
RTCalifornia
 Copley Greenstone
SNN California. Overlies Copley Greenstone and interfingers with it in some areas. Added to Thesaurus in 1989.