Deposits of pyroclastic mass flows at Bibby Hill (Pliocene, James Ross Island, Antarctica)

• Main Authors: Nehyba, Slavomír, Nývlt, Daniel
• Format: Article in Journal/Newspaper
• Language: English
• Published: Masaryk Univerzity 2014
• Subjects: pyroclastic currents; pyroclastic flows; resedimented pyroclastic deposits; Ross Island; Bibby; Antarc*; Antarctica; James Ross Island
• Online Access: http://journals.muni.cz/CPR/article/view/12851

Sedimentological study of the southern slopes of Bibby Hill (relic of a Pliocene tuff cone) allows recognition of twelve lithofacies and three facies associations. Deposits of pyroclastic currents (both low- and high density pyroclastic currents) dominate over the deposits of pyroclastic flows. Prod...