Geology chapter 3.9 (printed) 0.0 / 5 ? Geologysedimentary structures A2/A-levelOCR Created by: abbbywCreated on: 30-11-17 19:14 Palaeo-environmental indicator sedimentary structure formed in specific environmental conditions in ancient past 1 of 5 Palaeocurrent indicator sedimentary structure that allows direction of an ancient current to be deduced 2 of 5 Way-up structures allows geologists to work out whether rocks are in their original orientation or whether they have been inverted by folding 3 of 5 Uni-directional flow movement in 1 main direction over time 4 of 5 Bi-directional flow movement in 2 directions over time (eg. tides) 5 of 5
Comments
No comments have yet been made