Geology and water resources of the Harney Basin region, Oregon . WASHINGTON GOVERNMENT PRINTING OFFICE 1909 Ul 16 I90n ^ ^. CONTENTS. Page. Introduction 7 Character of reconnaissance-. : 7 Acknowledgments 8 Previous study 8 Geography 9 Topography 9 General character 9 Streams 10 Lakes 10 Climate 11 Controlling conditions 11 Records 12 Vegetation 14 Game 15 Settlements 15 Industries 16 Grazing 16 Agriculture 16 Lumbering 17 Minerals and building stone 17 Geology 18 The rocks and their succession 18 Age of the rocks 18 Plutonic and metamorphic rocks 18 Earlier effusives : 18 Tuffaceous sediments
Geology and water resources of the Harney Basin region, Oregon . WASHINGTON GOVERNMENT PRINTING OFFICE 1909 Ul 16 I90n ^ ^. CONTENTS. Page. Introduction 7 Character of reconnaissance-. : 7 Acknowledgments 8 Previous study 8 Geography 9 Topography 9 General character 9 Streams 10 Lakes 10 Climate 11 Controlling conditions 11 Records 12 Vegetation 14 Game 15 Settlements 15 Industries 16 Grazing 16 Agriculture 16 Lumbering 17 Minerals and building stone 17 Geology 18 The rocks and their succession 18 Age of the rocks 18 Plutonic and metamorphic rocks 18 Earlier effusives : 18 Tuffaceous sediments 19 Main lava flows 21 Later eruptive lava 22 Valley filling 23 Geologic structure 24 Physiography 26 Topographic changes 26 Deformation 1 26 Preservation of later topography 27 Erosional agencies 27 Stream action 27 Glaciation . 28 Weathering. 28 Lakes 29 Surface water 30 Divisions , 30 Harney basin ^ 30 Area and 30 Streams 31 Springs 35 3 4 CONTENTS. Surfac-e water—Continued. Page. Catlow basin 36 Streams 36 Springs 36 Alvord basin .! 36 Streams 3geologywaterreso00wari
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