Ideas & concepts in sedimentology are changing rapidly but fundamental field work & data collection remain the basis of the science This book is intended as a guide to the recognition & description of sedimentary rocks in the field It aims to help the geologist know what to observe & record & how best to interpret this data The emphasis is on illustrating the principal types of sedimentary rocks & the book contains over 400 superb colour photos & drawings The introductory chapter defines the main types of sedimentary rock & their initial recognition followed by a section highlighting safety in the field The author goes on to describe the main field techniques & provides a comprehensive summary of the principal characteristics of sedimentary rocks There is a chapter on each of the main rock types & on how to interpret facies & their features in terms of depositional environments & economic significance This book is of value to students amateur enthusiasts & professional geologists