Geochronology of Neogene alkaline volcanic rocks (Miles Canyon basalt), southern Yukon Territory, Canada: the relative effectiveness of laser 40 Ar/ 39 Ar and K-Ar geochronology

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Hart, Craig JR, Villeneuve, Mike
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1999
• Subjects: General Earth and Planetary Sciences; Yukon; Canada; Whitehorse Rapids; Miles Canyon; Alligator Lake; Whitehorse
• Online Access: http://dx.doi.org/10.1139/e99-049; http://www.nrcresearchpress.com/doi/pdf/10.1139/e99-049

Miles Canyon basalt is an informal term used to describe numerous exposures of young alkaline olivine basalt flows in southern Yukon. The volcanic rocks are part of the Northern Cordilleran volcanic province. K-Ar and Ar-Ar whole-rock dates indicate that the Miles Canyon succession of flows at the W...