Minerals in Rock Sections

About this eBook

Author

Luquer, Lea McIlvaine, 1864-1930

Title

Minerals in rock sections : The practical methods of identifying minerals in rock sections with the microscope, especially arranged for students in technical and scientific schools

Original Publication

New York: D. Van Nostrand Company, Inc., 1913.

Credits

Charlene Taylor, Richard Tonsing and the Online Distributed Proofreading Team at www.pgdp.net (This file was produced from images generously made available by The Internet Archive/Canadian Libraries)

Language

English

LoC Class

QE: Science: Geology

Subject

Petrology -- Laboratory manuals

Category

Text

Project Gutenberg

eBook-No. 76003

Release Date

May 2, 2025

Copyright

Public domain in the USA.

Contents

1. 1.MINERALS IN ROCK SECTIONS THE PRACTICAL METHODS OF IDENTIFYING MINERALS IN ROCK SECTIONS WITH THE MICROSCOPE ESPECIALLY ARRANGED FOR STUDENTS IN TECHNICAL AND SCIENTIFIC SCHOOLS
2. 2.PREFACE TO FOURTH REVISED EDITION, 1913.
3. 3.PREFACE TO THIRD REVISED EDITION, 1908.
4. 4.PREFACE TO REVISED EDITION, 1905.
5. 5.PREFACE TO FIRST EDITION, 1898.
6. 6.TABLE OF CONTENTS
7. 7.CONVENTIONS AND ABBREVIATIONS. — CHAPTER I. Introductory Optics for Optical Mineralogy. — The Effects Produced by Crystals on Transmitted Light.
8. 8.CHAPTER II. The Petrographical Microscope. [16]
9. 9.CHAPTER III. Investigation of Microscopic and Optical Characters of Minerals. — Becke Method. [35] — Characters Observed by Polarized Light. — Characters Observed with both Polarizer and Analyzer [46] in Position, that is with “Crossed Nicols.” — Method of Testing for the Vibration Directions of the Faster and Slower Rays, a′ and c′ , in a Mineral Section . — Determination of Order of Interference Color. — Method of Measuring the Strength of the Double Refraction by von Federow Mica Wedge. [60] — Method of Determining Minerals and Thickness of Section, by Use of Table of Double Refraction (Maximum) and Diagram. [64] — Structure: — Characters Observed by Convergent Polarized Light. — Uniaxial Interference Figures. — Biaxial Interference Figures. — Resumé of the Uses of Parallel and Convergent Polarized Light.
10. 10.CHAPTER IV. The Microscopic and Optical Characters of Minerals. — OPAL. — LIMONITE. — PYRITE, Pyrites. — PYRRHOTITE, Magnetic Pyrites. — MAGNETITE, Magnetic Iron Ore. — CHROMITE. — SPINEL. — GARNET. — LEUCITE. — ANALCITE. — SODALITE GROUP. Sodalite, Haüynite (Haüyne) and Noselite (Nosean). — PEROVSKITE, Perofskite. — RUTILE. — ZIRCON. — SCAPOLITE GROUP, Wernerite, etc. — VESUVIANITE, Idocrase. — MELILITE. — GRAPHITE. — HEMATITE. — ILMENITE, Menaccanite. — CORUNDUM. — QUARTZ. — TRIDYMITE. — CALCITE. — DOLOMITE. — APATITE. — NEPHELITE, [88] Nepheline, Elæolite. — TOURMALINE, Schorl. — ANDALUSITE — SILLIMANITE, Fibrolite. — TOPAZ. — STAUROLITE. — THE ORTHORHOMBIC PYROXENES. Enstatite and Hypersthene. — CHRYSOLITE, Olivine. — IOLITE, Cordierite, Dichroite. — NATROLITE. — OTHER ZEOLITES. — GYPSUM. — MONOCLINIC PYROXENES, Augite, etc. — AMPHIBOLE, Hornblende, etc. — MICA GROUP. — CHLORITE GROUP. — TALC. — EPIDOTE. — ZOISITE. — ALLANITE, Orthite. — TITANITE, Sphene. — FELDSPAR GROUP. Orthoclase, Microcline and the Plagioclases. — ORTHOCLASE. — MICROCLINE. — THE PLAGIOCLASES. Albite, Oligoclase, Labradorite, Anorthite. — CYANITE, Disthene. — SERPENTINE. — CLAY, Kaolin.
11. 11.CHAPTER V. Methods of Preparing Sections. [124] — Cutting and Grinding Machines. [125] — Saws. — Cutting. — Grinding Plates or Laps. — Cementing. — Grinding. — Mounting. — Cleaning and Finishing. — Convenient Apparatus for Work in a Petrographical Laboratory:
12. 12.CHAPTER VI. Chemical and Mechanical Tests. — Chemical Tests Made on Crystal in Section. — Etched Figures. [136] — Heating Sections to Redness. [140] — Methods of Isolating Crystals or Mineral Fragments for Testing. [142] — Micro-Chemical Reactions. — Borichy’s Method. [148] (Hydrofluosilicic Acid.) — Crystallizations Obtained by Borichy’s Method. — Behrens’ Method. [152] (Hydrofluoric and Sulphuric Acids.) — Crystallizations Obtained by Behrens’ Method. — Special Tests.
13. 13.APPENDIX. — Brief Scheme of Classification into Systems by Optical Determinations. — Double Refraction (maximum). [155] — Indices of Refraction (mean). [155] — Order of Consolidation of the Constituent Minerals in Plutonic Rocks.
14. 14.OPTICAL SCHEME. — Introduction. — The scheme is designed to furnish the student with a practical method of recognizing the common minerals in rock sections. — Abbreviations and Conventions Used. — General Rules for Use of Scheme.
15. 15.INDEX.
16. 16.ERRATA AND ADDENDA.

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