FORMATION | LITHOLOGY | AGE |
Amri | Schistose phyllites with granite | Lower Palaeozoic to Precambrian? |
...........................................Amri Thrust............................................................. | ||
Lower Bijni | Quartzites, boulder slate, gritty quartzites and sandy limestones | Permian to Late Carboniferous |
..............................................Garhwal Thrust....................................................... | ||
Subathu | Intercalated bands of grey, green and purple shales, grey sandstones, and lenses of limestones and brownish shell marls | Early Eocene to Upper Palaeocene |
Tal | Interbedded greenish, reddish shales and compact sandy limestones becoming oolitic and shelly near top | Early Palaeocene to Cretaceous |
Krol | Dolomitic grey limestones and grey, green and red shales | Cretaceous? Jurrasic to Early Paleozoic |
.................................................Krol Thrust............................................................. | ||
Siwalik Group | Compact micaceous sandstones and interbedded greenish and reddish shales | Pliocene to Middle miocene |