Figure 1From: Raman and SEM analysis of a biocolonised hot spring travertine terrace in Svalbard, NorwayImage of the hotspring, terrace and profile of the analysed layers (a) Overview of the Troll Springs. Indicated are the position of the active part of the spring and the location of the sampling site in the oldest, fossil part of the springs. (b) detailed image of sampling site. (c) Profile of the 8 layers investigated in this study, top young, bottom, old.Back to article page