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Chapter 28 Late Cryogenian (Vendian) glaciogenic deposits in the Marnya Formation, Oselok Group, in the foothills of the East Sayan Range, southwestern Siberian Craton - Photograph supplement

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Title: Chapter 28 Late Cryogenian (Vendian) glaciogenic deposits in the Marnya Formation, Oselok Group, in the foothills of the East Sayan Range, southwestern Siberian Craton - Photograph supplement
Author: Sovetov, J. K.
Abstract: Companion photographs to the book chapter Sovetov, J. K. 2011. “Late Cryogenian (Vendian) glaciogenic deposits in the Marnya Formation, Oselok Group, in the foothills of the East Sayan Range, southwestern Siberian Craton.” In: Arnaud, E., Halverson, G. P. and Shields-Zhou, G. (eds) The Geological Record of Neoproterozoic Glaciations. Geological Society, London, Memoirs, 36, 317-329.
URI: http://hdl.handle.net/10214/9380
Date: 2011
Rights Holder: The copyright of the photos rests with the author(s) of the chapter or, where stated, the person who took the photo.


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Ch28_Fig_1_Sovetov.jpg 277.6Kb JPEG image Thumbnail The second stage of the Vendian glaciation. Ulyakha Mb of dolomite diamictite (tillite) in the base of Vendian Marnya Fm lies on the upper part of Late Riphean Tagul Fm make up of stromatolite dolomite and tidal dolsiltite. One can see the stones pressed into dolomite. Left side of the Uda river, Ozerky locality, Cis-Sayan region, East Siberia, Russia (Photo credit: J. K. Sovetov).
Ch28_Fig_2_Sovetov.jpg 341.1Kb JPEG image Thumbnail The second stage of the Vendian glaciation in the Siberia. The black clayey diamictite (tillite) of the Ulyakha Mb of the Marnya Fm (Vendian) lies on the stromatolite dolomite of the Tagul Fm (Late Riphean). Stones make up of Ipsit Fm quartzite (grey) and dolomite (yellow) of the Tagul Fm. A breccia lense in the upper part is small interchannel flow. The Uda river, Ozerky locality, Cis-Sayan region, East Siberia, Russia (Photo credit: J. K. Sovetov).
Ch28_Fig_3_Sovetov.jpg 304.6Kb JPEG image Thumbnail The first stage of the Late Cryogenian (Vendian) glaciation in the Cis-Sayan region. Karapchatui Mb of the Marnya Fm fill the large glacial valley had been eroded in the terrigene-carbonate Karagassy Group and make up of glacial breccia, glacio-fluvial and glacio-lacustrine deposits (sandur). In the foreground at the rock islands lower part of Karapchatui Mb outcroped. Karapchatui locality in the Uda river, Cis-Sayan region, East Siberia, Russia (Photo credit: J. K. Sovetov).
Ch28_Fig_4_Sovetov.jpg 337.0Kb JPEG image Thumbnail Glacial striation on the boulders in the Ulyakhian tillite. Left side of the Uda river 1 km upstream from Ulyakha river, Cis-Sayan region, East Siberia, Russia (Photo credit: J. K. Sovetov).
Ch28_Fig_5_Sovetov.jpg 251.2Kb JPEG image Thumbnail Cap-dolomite of the Ozerky (?) Mb overlies the black diamictite (tillite) of the Ulyakha Mb. Left side of the Uda river 1 km upstream from Ulyakha river. Cis-Sayan region, East Siberia, Russia (Photo credit: J. K. Sovetov).

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