IODP SEDIS - Thesaurus -

Penokean Orogeny
BT	Chronostratigraphic Units
	.Precambrian
	..Penokean Orogeny
RT	Mesoproterozoic
	orogeny
	Minnesota
	Michigan
	Hudsonian Orogeny
SN	A time of deformation and granite emplacement during the Precambrian. Before 1978, also search Penokean AND orogeny. Indexed with age as applicable.