Penoso Formation

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Journal Article
Published: 01 May 2010
Journal of the Geological Society (2010) 167 (3): 519-538.
... is necessary to place the older palaeo-markers close to or below the present sea level, as their resulting vertical displacement is somewhat less than the minimum Quaternary displacement of 75 m. For example, the Casas Velhas Formation has a passage zone between subaerial and submarine facies at 35–40 m a.s.l...
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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...