Image: Ash Fall Deposits and Debris Flow at Nevado del Ruiz volcano in Colombia

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Description: Volcanic deposits of Nevado del Ruiz volcano in Colombia - the top of the 11,000 yr (before present) ash fall deposits interstratified with paleosols overlying a channelized debris flow and a sequence of wet surges. The age of the surge deposits is unknown.
Title: Ash Fall Deposits and Debris Flow at Nevado del Ruiz volcano in Colombia
Credit: http://www.scielo.org.co/pdf/esrj/v15n1/v15n1a07.pdf Figure 18 in Vargas, C.A.; Mann. P.; and Borrero, C. (2011) Field guides for excursions to the Nevado del Ruiz Volcano and to the Romeral Fault System (Colombia), in the frame of the Neotectonics of arc-continent collision concepts, Earth Sciences Research Journal, Volume 15, Number 1, pages 47-74, excursion stop 6.
Author: Carlos A. Vargas, Paul Mann and Carlos Borrero
Permission: CC-BY-4.0 at http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S1794-61902011000100007&lng=en&nrm=iso#f4
Usage Terms: Creative Commons Attribution 4.0
License: CC BY 4.0
License Link: https://creativecommons.org/licenses/by/4.0
Attribution Required?: Yes

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Nevado del Ruiz

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