Ellen, R. and Callaghan, E. 2015. Geodiversity Audit of Spireslack and Mainshill Wood Surface Coal Mines. British Geological Survey Commerical Report CR/15/126. 70pp.

Geodiversity Audit of Spireslack and Mainshill Wood Surface Coal Mines — contents

Geodiversity Audit of Spireslack and Mainshill Wood Surface Coal Mines title page and preliminaries

Foreword

Acknowledgements

Contents

Summary

1 Introduction

1.1 Aims and Objectives

1.2 Structure of the Report

1.3 What is Geodiversity?

1.4 Why Conserve Geological Features

2 Geological background

2.1 Geological Conservation Review and SSSI Sites

3 Geodiversity Audit

Spireslack Locality 1: Lawmuir Formation

Spireslack Locality 2: Palaeogene dyke intruding mudstones and ironstones

Spireslack Locality 3: Fault zone with relay ramps in McDonald Limestone

Spireslack Locality 4 (and 4b): Palaeogene dyke network exposed on McDonald Limestone

Spireslack Locality 5: Shark spine fossil in McDonald Limestone Pavement

Spireslack Locality 6: Fault cut by dyke

Spireslack Locality 7 (and 7b): Complex fault zone in McDonald Limestone

Spireslack Locality 8: Seatearth with stigmaria and tree casts

Spireslack Locality 9: Johnstone Shell Bed

Spireslack Locality 10: View of major fault

Spireslack Locality 11: Section through old mine workings with in-situ pit prop

Spireslack Locality 12: Sedimentary section through Limestone Coal Formation

Spireslack Locality 13: Cannel Coal

Spireslack Locality 14: Underground mine workings and dyke

Spireslack Locality 15: Calmy Limestone

Spireslack Locality 16: Till and peat section

Spireslack Locality 17: Devonian strata

Spireslack Locality 18: 'Area B1'—sedimentary architecture

3.3.1 Scheduled Monuments within Spireslack SCM

3.4 Mainshill Wood Surface Coal Mine

4 Conclusions and Recommendations

Appendix 1

Glossary

References

Figures and photographs