...Bryant Ware; Kyle P. Tumpane; Gene A. Kurz; Mark D. Schmitz; Clyde J. Northrup Abstract The Olds Ferry terrane is the more inboard of two accreted volcanic arc terranes in the late Paleozoic–early Mesozoic Blue Mountains province of the northern U.S. Cordillera. We present geologic, geochronologic...

...-erupted flows which earlier had inundated the Columbia River Plateau region ( Ross, 1980 ). The Blue Mountain terrane or province is itself an assemblage of several petroterranes ( Figures 1 and 2 ). It includes four major petrotectonic terranes: the Juniper-Cuddy arc terrane, the Mesozoic clastic...

... of the Blue Mountains Province, and is considerably less exposed relative to the WA ( Fig. 1 ). The OF has been referred to as part of the “volcanic arc terrane” ( Vallier et al., 1977 ), as the “Juniper Mountain–Cuddy Mountain arc terrane” ( Brooks and Vallier, 1978 ), the “Huntington volcanic arc terrane...

... boundary : Geological Society of America, Bulletin , v. 105 , p. 749 – 765 . Mann , G.M. , and Vallier , T.L. , 2007 , Mesozoic telescoping of island arc terranes and geologic evolution of the Cuddy Mountains region, western Idaho , in Kuntz , M.A. , and Snee , L.W. , eds...

... telescoping of island-arc terranes and geologic evolution of the Cuddy Mountains region, western Idaho, in Kuntz, M., and Snee, L.W., eds., Geological Studies of the Salmon River Suture Zone and Adjoining Areas, West-Central Idaho and Eastern Oregon: U.S. Geological Survey Professional Paper 1738, p. 163...