Texas Rocks
Texas Rocks and Minerals: An Amateur's Guide
作者：Girard, Roselle M., 1918-; Harris, Bill M. [Illustrator]
体例：题 章数：130
字数：210,477 来源：Project Gutenberg
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- 分章依据
- 按「题」标记切分为 130 题（Gutenberg 卷册标记）。
- 篇幅分布
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- 原文溯源
cache/epub/52839/pg52839.txt（Project Gutenberg）
章节目录
共 130 题- Guidebook 6
- Contents
- Illustrations
- PREFACE
- Roselle M. Girard
- INTRODUCTION
- Earth’s Outer Crust
- Geologists
- Time and Rock Units
- Geologic Map
- WHAT ARE ROCKS AND MINERALS?
- Chemical Elements
- Minerals
- Rocks
- IGNEOUS ROCKS
- Extrusive or Volcanic Igneous Rocks
- Intrusive Igneous Rocks
- SEDIMENTARY ROCKS
- Soils
- Sedimentary Rock Materials in Broken Fragments
- Sedimentary Rock Materials in Solution
- METAMORPHIC ROCKS
- Static Metamorphism
- Contact Metamorphism
- Dynamic Metamorphism
- Occurrence and Properties of Minerals
- HOW MINERALS OCCUR
- Crystalline Minerals
- Amorphous Minerals
- SOME DISTINGUISHING PROPERTIES OF MINERALS
- Color
- Luster
- Transmission of Light
- Hardness
- Streak or Powder
- Cleavage
- Parting
- Fracture
- Specific Gravity
- Effervescence in Acid
- SOME SPECIAL OCCURRENCES OF MINERALS
- Cave Deposits
- Concretions
- Geodes
- Petrified Wood
- COLLECTING ROCKS AND MINERALS
- 4. A small _magnet_ to test whether or not a mineral is magnetic.
- ROCK AND MINERAL IDENTIFICATION CHARTS
- How To Use the Mineral Identification Charts
- 1. Will the mineral readily leave a mark on paper?
- 3. Is it too hard to be scratched by an ordinary pocket knife?
- 1. Can the mineral be scratched by a fingernail?
- 5. Is it too hard to be scratched by quartz?
- Key to Mineral Identification Charts
- Mineral Identification Charts
- 1. METALLIC luster, WHITE color
- 2. METALLIC or SUBMETALLIC luster, GRAY color
- 3. METALLIC luster, YELLOW color
- 4. METALLIC or SUBMETALLIC luster, BROWN color
- 5. METALLIC or SUBMETALLIC luster, BLACK color
- 6. NONMETALLIC luster, WHITE color
- 7. NONMETALLIC luster, GRAY color
- 8. NONMETALLIC luster, YELLOW color
- 9. NONMETALLIC luster, BROWN color
- 10. NONMETALLIC luster, BLACK color
- 11. NONMETALLIC luster, GREEN color
- 12. NONMETALLIC luster, BLUE color
- 13. NONMETALLIC luster, RED or PINK color
- 14. NONMETALLIC luster, PURPLE or VIOLET color
- 15. NONMETALLIC luster, COLORLESS
- 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
- Basal Cleavage
- 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
- End of Project Gutenberg's Texas Rocks and Minerals, by Roselle M. Girard