Coats Land crustal block, East Antarctica: A tectonic tracer for Laurentia?

• Published in: Geology
• Main Authors: Loewy, S., Dalziel, I., Pisarevsky, Sergei, Connelly, J., Tait, J., Hanson, R., Bullen, D.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Geological Society of America 2011
• Subjects: tectonic tracer; Laurentia; Coats Land; Grenville orogen; East Antarctica; Kalahari craton; Franklin Mountains; Antarc*; Antarctica
• Online Access: https://hdl.handle.net/20.500.11937/14588; https://doi.org/10.1130/G32029.1

Undeformed rhyolite and granophyre in the Coats Land crustal block of East Antarctica, dated as 1112 ± 4 Ma, are identical in age to both the Umkondo large igneous province (LIP) of the Kalahari craton (southern Africa) and the early Keweenawan LIP of Laurentia (North America). Although marine and s...