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Details
Table of Contents
Abstract
Introduction
Earlier reports
Acknowledgments
Settlement and climate
Terrain
Geologic units
Precambrian rocks
Metamorphic rocks
Banded gneiss
Hornblende gneiss
Metagabbro
Origin of the metamorphic rocks
Pegmatite
Tertiary rocks
Volcanic rocks
Lower rhyolitic ash-flow tuff
Rhyodacite flow and tuff
Upper rhyolitic ash-flow tuff
Dry Union Formation
Quaternary deposits
Pleistocene deposits
Gravel
Holocene deposits
Alluvium
Fan alluvium
Landslide debris
Structural geology
Geomorphology
Economic geology
Base metals
Fluorspar
Gravel and sand
Manganese
Pegmatite minerals
References cited.
Introduction
Earlier reports
Acknowledgments
Settlement and climate
Terrain
Geologic units
Precambrian rocks
Metamorphic rocks
Banded gneiss
Hornblende gneiss
Metagabbro
Origin of the metamorphic rocks
Pegmatite
Tertiary rocks
Volcanic rocks
Lower rhyolitic ash-flow tuff
Rhyodacite flow and tuff
Upper rhyolitic ash-flow tuff
Dry Union Formation
Quaternary deposits
Pleistocene deposits
Gravel
Holocene deposits
Alluvium
Fan alluvium
Landslide debris
Structural geology
Geomorphology
Economic geology
Base metals
Fluorspar
Gravel and sand
Manganese
Pegmatite minerals
References cited.