Presentation is loading. Please wait.

Presentation is loading. Please wait.

Dr Liam Herringshaw: An Introduction To Geological Maps.

Similar presentations


Presentation on theme: "Dr Liam Herringshaw: An Introduction To Geological Maps."— Presentation transcript:

1 Dr Liam Herringshaw: lgh865@hotmail.comlgh865@hotmail.com An Introduction To Geological Maps

2 Aims & Objectives Read, understand (and produce?) geological maps Mapping – how and why? Geology – introduction Mapping geological structures Topography, drift & solid geology Exercises Where Do You Think You Were?

3 Geological mapping: How and why?

4 Ordnance Survey William Roy's military survey of Scotland 1747-1755

5 Triangulation of Britain

6

7 Geology

8 Mappable geological structures 1. Sedimentary deposits/erosion 2. Igneous intrusions 3. Igneous extrusions 4. Deformation (metamorphism)

9 Deposition/erosion Unconformity

10 Igneous intrusion Whin Sill, Northumberland

11 Igneous extrusion Giant's Causeway, Antrim

12 Deformation / metamorphism

13 Faulting

14 The Map That Changed The World William 'Strata' Smith

15 Smith & Nephew The Mapping of Yorkshire

16 Map Exercise 1 Identification of rocks and structures

17 Geological mapping Topography

18 Geological mapping Drift

19 Geological mapping Bedrock

20 Exercise 2 Interpreting simple structures

21 The Highlands Controversy Assynt

22 Roderick Impey Murchison

23 The Highlands Controversy Charles Lapworth

24 The Highlands Controversy John Horne & Ben Peach

25 Exercise 3 Interpreting more complex structures

26 Resources www.fossilhub.org

27 Where Do You Think You Were? Your own postcode geological map

28 Rotunda Museum / Geological Society President's Lecture Free entry, Scarborough Library December 5 th 2013, 6.30pm Landslides and subsidence: Engineering geology in an age of austerity


Download ppt "Dr Liam Herringshaw: An Introduction To Geological Maps."

Similar presentations


Ads by Google