Chemical composition of rhyolites of ODP Site 103-639

• Main Author: Evans, Cynthia A
• Format: Dataset
• Language: English
• Published: PANGAEA 1988
• Subjects: 103-639E; 103-639F; DRILL; Drilling/drill rig; Joides Resolution; Leg103; North Atlantic Ocean; Ocean Drilling Program; ODP; North Atlantic
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.743481; https://doi.org/10.1594/PANGAEA.743481

Holes 639E and 639F were drilled along the western slope of a tilted fault block in an attempt to recover complete syn- and pre-rift stratigraphic sections and continental basement. Both holes ended in an apparent talus pile or conglomerate that includes cobbles of altered rhyolitic rock. Three smal...