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

Dr Liam Herringshaw: lgh865@hotmail.com

An Introduction To Geological Maps

Aims & Objectives

Read, understand (and produce?) geological maps

Mapping – how and why?

Geology – introduction

Mapping geological structuresTopography, drift & solid geology

Exercises

Where Do You Think You Were?

Geological mapping:How and why?

Ordnance Survey

William Roy's military survey of Scotland 1747-1755

Triangulation of Britain

Geology

Mappable geological structures

1. Sedimentary deposits/erosion

2. Igneous intrusions

3. Igneous extrusions

4. Deformation (metamorphism)

Deposition/erosion

Unconformity

Igneous intrusion

Whin Sill, Northumberland

Igneous extrusion

Giant's Causeway, Antrim

Deformation / metamorphism

Faulting

The Map That Changed The World

William 'Strata' Smith

Smith & Nephew

The Mapping of Yorkshire

Map Exercise 1

Identification of rocks and structures

Geological mapping

Topography

Geological mapping

Drift

Geological mapping

Bedrock

Exercise 2

Interpreting simple structures

The Highlands Controversy

AssyntAssynt

The Highlands Controversy

Roderick Impey Murchison

The Highlands Controversy

Charles Lapworth

The Highlands Controversy

John Horne & Ben PeachJohn Horne & Ben Peach

Exercise 3

Interpreting more complex structures

Resources

www.fossilhub.org

Where Do You Think You Were?

Your own postcode geological map

Rotunda Museum / Geological Rotunda Museum / Geological Society President's LectureSociety President's Lecture

Free entry, Scarborough LibraryFree entry, Scarborough Library

December 5December 5thth 2013, 6.30pm 2013, 6.30pm

Landslides and subsidence:Landslides and subsidence:

Engineering geology in an age of austerityEngineering geology in an age of austerity