Fig. 2

Sets of six adjacent plates from Tungurahua during the exhibition “G’Schichten von Tungurahua”. a Ash-type bedform - the natural outcrop is visible in Fig. 1. b Lapilli-type outcrop
Sets of six adjacent plates from Tungurahua during the exhibition “G’Schichten von Tungurahua”. a Ash-type bedform - the natural outcrop is visible in Fig. 1. b Lapilli-type outcrop