Cenozoic Ash Layers on the Vøring Plateau (ODP Leg 104)

• Main Authors: Bitschene, P. R., Schmincke, Hans-Ulrich, Viereck, L.
• Format: Article in Journal/Newspaper
• Language: English
• Published: 1989
• Subjects: Jan Mayen; Vøring Plateau; Iceland; Jan Mayen Island; North Atlantic
• Online Access: https://oceanrep.geomar.de/id/eprint/46704/; https://oceanrep.geomar.de/id/eprint/46704/1/sr104_18.pdf; https://doi.org/10.2973/odp.proc.sr.104.129.1989

Numerous fresh ash layers comprise about 0.3% by volume of Neogene to Holocene sediments drilled at Leg 104 Sites 642 and 643 (Wring Plateau, North Atlantic). Median grain sizes of the ashes are about 100 /xm and maximum grain sizes range up to 1200 fim. Rhyolitic pumice shards dominate, with minor...