Highly folded deep sea slope deposit of Pulaubalang Fm. Kutei Basin, consisting of alternating very fine-grained sands, silts and shales. The straight ripple suggests water depth of ca. 600-700m (photo by courtesy of Erlangga Septama).

Coralgal packstone facies of Late Miocene Kelapa Nunggal Fm., Bogor Trough. The outcrop is located approx. 40km SW of Jakarta (photo by courtesy of Epo P. Kusumah).

Outcrop of ultramafic rocks, Pulau Dua (Dua Island), Central Sulawesi Province. This ultramafic rock outcrop is part of the East Sulawesi Ophiolite (photo by courtesy of A.M. Surya Nugraha).

Berita Sedimentologi Vol. 47 No. 3

Cover image: Homo erectus, Pithecanthropus VIII (P VIII). This is the most complete skull of Asian Homo erectus found in Pucung village, Sangiran, Central Java. The specimen was deposited within coarse-grained sandstone below Middle Tuff of Bapang Formation. (photo by courtesy of Fachroel Aziz).

Berita Sedimentologi Vol. 47 No. 2.

Cover image: Fine-coarse-grained turbidite sandstones, mixed with volcanoclastic fragments, Mid-Late Miocene Cinambo Fm. Location: Cilutung River, Buniasih, Majalengka (photo by courtesy of Erlangga Septama).

Berita Sedimentologi Vol. 47 No. 1

Cover image: Slump fold, Belaga Formation, Eocene, Sarawak. Outcrop location is near Sibu Airport Road. (photo by courtesy of Erlangga Septama).

Berita Sedimentologi Vol. 46 No. 1

Cover image: Pebbly mudstone, diamictite, Bohorok Fm, interpreted as glacio-marine deposits, Permian-Carboniferous Age, Bukit Lawang, North Sumatra (photo by courtesy of Erlangga Septama).

Berita Sedimentologi Vol. 45 No. 1

Cover image: Disharmonic folds in bedded chert, Noni Formation. Photo taken at the bank of Noil Noni River, West Timor (see p. 8) 

Photo credit: Munasri & A.H. Harsolumakso