Session 10 Geological Structure INtro.pptx

Introduction to Structural Geology on the Surf Coast Victoria

1. Armchair Geology 2024 Geological Structures

2. The Geological Society of London (2020) Structural Applications

3. Session 10: Geological Structures Primary Sedimentary Structure (syn sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Secondary Physical Structure (post deposition) Unconformities Folds Normal Faults Reverse faults Thrust Faults Secondary Diagenetic changes Geological Structures Gulf Province PNG Lyttleton Street, Castlemaine by Bird Rock, Jan Juc

4. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures

5. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Photo by K. S,

6. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Photo by K. S,

7. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Photo by K. S,

8. Photo by GC Which Way-Up? Cross Section

9. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Photo by GC

10. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Photo by GC

11. Primary Sedimentary Structure (‘syn- sedimentary’) Beds Varves Cross bedding Ripple marks Sole structures Base Top

12. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures

13. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures

14. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures

15. Primary Sedimentary Structure (syn- sedimentary) Beds Varves Cross bedding Ripple marks Sole structures

16. What can we say about the attitude of these strata?

17. Session 10: Geological Structures Primary Sedimentary Structure (syn sedimentary) Beds Varves Cross bedding Ripple marks Sole structures Secondary Physical Structure (post deposition) Unconformities Folds Normal Faults Reverse faults Thrust Faults Secondary Diagenetic changes Geological Structures Gulf Province PNG Lyttleton Street, Castlemaine by Bird Rock, Jan Juc

18. GoogleEarth – Next Session

19. West side Mullum Mullum Tunnel, East Link GoogleEarth Street View