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Penoso Formation

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Journal Article
Published: 01 May 2010
Journal of the Geological Society (2010) 167 (3): 519-538.
..., and (if possible or applicable) its depth of formation. (2) Lava deltas: these are formed when subaerial lava flows reach the sea, generating pillow-lavas and hyaloclastite breccia. In these sequences the boundary between the flat-lying lavas and steep-dipping breccia and pillow foresets, the passage zone...
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Series: Economic Geology
Published: 01 January 2005
DOI: 10.5382/AV100.32
EISBN: 9781934969519
... intrusion of zoned gabbro-granite plutons into the arcs resulted in the formation of magnetite skarns. The suture zone between the arcs and the craton hosts small epigenetic gold deposits. East of these arcs, the East Uralian zone comprises a complex, fault-bounded collage of early Paleozoic rift sequences...