ABRIDGED CONTENTS OF PART I. 
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CHAPTER. Page. 
I. — Inlroduction .......... 3 
II- — Mineralogy — General ......... 21 
III. — Oxides 37 
IV. — ^Manganates and Carbonates . . . . . . .87 
V. — Silicates — Pyroxenes and Amphiboles _ 125 
VI.— Silicates— Garnets 161 
VII. — Silicates — Epidotes, Micas, etc 187 
VIII. — Titano-silicates, Niobates, Phosphates, and Tungstates . . . 201 
IX. — Associated Non-manganiferous Minerals ..... 211 
I- X. — Identification of MangaDif ?rou^ MneraJs ..... 223 
