Local Geodiversity Action Plan for Oxfordshire’s Lower and Middle Jurassic Supported by Oxfordshire’s Lower and Middle Jurassic Geodiversity Action Plan has been produced by Oxfordshire Geology Trust with funding from the ALSF Partnership Grants Scheme through Defra’s Aggregates Levy Sustainability Fund. Oxfordshire Geology Trust The Geological Records Centre The Corn Exchange Faringdon SN7 7JA 01367 243 260 www.oxfordshiregt.org
[email protected] © Oxfordshire Geology Trust, June 2006 Lower and Middle Jurassic Local Geodiversity Action Plan, Edition 1 Page 1 of 25 © Oxfordshire Geology Trust March 2007 Contents Introduction 3 What is Geodiversity? 4 The Conservation of our Geodiversity National Geoconservation Initiatives 5 Geoconservation in Oxfordshire 6 Local Geodiversity Action plans – Purpose and Process The Purpose of LGAPs 7 The Geographical Boundary 7 Preparing the Plan 8 Geodiversity Audit 8 Oxfordshire’s Lower and Middle Jurassic Geodiversity Resource Lower Lias 10 Middle Lias 11 Upper Lias 12 Inferior Oolite 12 Great Oolite 12 Oxford Clay 16 Fossils 16 Geomorphological Features 17 Building Stone 18 Museum Collections 18 History of Geological Research 19 Implementation Relationships with other Management Plans 21 Future of the LGAP 22 The Action Plan 23 Lower and Middle Jurassic Local Geodiversity Action Plan, Edition 1 Page 2 of 25 © Oxfordshire Geology Trust March 2007 Introduction Oxfordshire’s geology has long been admired by geologists and utilised by industry. In fact, it was a driving force for the industrialization of the nation through the exploitation of ironstone. Our geodiversity however, extends beyond our exposures of rocks and fossils to include landscape and geomorphology, building stones, museums collections and soils.