Fig. 6From: Late Quaternary eruption of the Ranau Caldera and new geological slip rates of the Sumatran Fault Zone in Southern Sumatra, IndonesiaTwo outcrops of the distal Ranau Tuff in the Semangko Valley 50 km from the eruptive center, showing several meters of fine-grained tuff overlying a layer of charcoal on top of alluvial sediments. a At site 1 (Lat,lon: −5.34028, 104.34593). b At site 2 (lat,lon: −5.34319, 104.34687) about 350 m from site 1Back to article page