Texas Rocks and Minerals An Amateur's Guide
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Language
English
ISBN
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TEXAS ROCKS AND MINERALS An Amateur’s Guide
Contents
Illustrations
PREFACE
INTRODUCTION
Earth’s Outer Crust
Geologists
Time and Rock Units
Geologic Map
WHAT ARE ROCKS AND MINERALS?
Chemical Elements
Minerals
Rocks
IGNEOUS ROCKS
SEDIMENTARY ROCKS
METAMORPHIC ROCKS
IGNEOUS ROCKS
SEDIMENTARY ROCKS
METAMORPHIC ROCKS
Occurrence and Properties of Minerals
HOW MINERALS OCCUR
SOME DISTINGUISHING PROPERTIES OF MINERALS
SOME SPECIAL OCCURRENCES OF MINERALS
HOW MINERALS OCCUR
SOME DISTINGUISHING PROPERTIES OF MINERALS
SOME SPECIAL OCCURRENCES OF MINERALS
COLLECTING ROCKS AND MINERALS
ROCK AND MINERAL IDENTIFICATION CHARTS
How To Use the Mineral Identification Charts
Key to Mineral Identification Charts
Mineral Identification Charts
How To Use the Rock Identification Charts
Rock Identification Charts
DESCRIPTIONS OF SOME TEXAS ROCKS AND MINERALS
Anhydrite
Asbestos
Barite
Basalt
Calcite
Cassiterite
Celestite
Cinnabar
Clay
Copper Minerals (Chalcocite, Chalcopyrite, Malachite, Azurite)
Dolomite
Feldspar
Fluorite
Galena
Garnet
Gneiss
Gold
Granite
Graphite
Gypsum
Halite
Hematite
Limestone
Limonite
Llanite
Magnetite
Manganese Minerals (Braunite, Hollandite, Pyrolusite)
Marble
Mica
Obsidian and Vitrophyre
Opal
Pegmatite
Pyrite
Quartz
Quartzite
Rhyolite
Sand and Sandstone
Schist
Serpentine
Shale
Silver Minerals (Argentite, Cerargyrite, Native Silver)
Sulfur
Talc and Soapstone
Topaz
Tourmaline
Uranium Minerals (Carnotite, Uranophane, Pitchblende)
Volcanic Ash (Pumicite)
COMPOSITION, HARDNESS, AND SPECIFIC GRAVITY OF SOME TEXAS MINERALS
BOOKS ABOUT ROCKS AND MINERALS
Nontechnical Books for Beginners
Textbooks and Other Reference Books
Selected References on Texas Rocks and Minerals
GLOSSARY
Index
Transcriber’s Notes
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