Table of Contents.

NOTE.

List of Illustrations.

CHAPTER I. INTRODUCTION.

CHAPTER II. DIRECTIONS FOR DETERMINING SPECIMENS BY THE KEY.

CHAPTER III. DESCRIPTIVE LIST OF USEFUL MINERALS.

CHAPTER IV. PROSPECTING FOR DIAMONDS, GOLD, SILVER, COPPER, LEAD AND IRON.

CHAPTER V. ASSAY OF ORES.

CHAPTER VI. MINERAL SPRINGS.

CHAPTER VII. ARTIFICIAL JEWELRY HOW MADE AND HOW DETECTED.

CHAPTER VIII. DISCOVERY OF GOLD IN CALIFORNIA. [4]

CHAPTER IX.

INDEX.

Underground Treasures:
How and Where to Find Them.

A KEY

FOR THE READY DETERMINATION OF ALL THE USEFUL
MINERALS WITHIN THE UNITED STATES.

BY JAMES ORTON, A.M.,

Late Professor of Natural History in Vassar College, N. Y.; Cor.
Mem. of the Academy of Natural Sciences, Philadelphia,
and of the Lyceum of Natural History, New York;
Author of “The Andes and the Amazon,” etc.

A NEW EDITION WITH ADDITIONS.
———
ILLUSTRATED.
———
PHILADELPHIA:
HENRY CAREY BAIRD & CO.,

INDUSTRIAL PUBLISHERS, BOOKSELLERS AND IMPORTERS,

810 Walnut Street.

1881.

Entered according to Act of Congress, in the year 1872, by
WORTHINGTON, DUSTIN & CO.,

In the Office of the Librarian of Congress, at Washington, D. C.
—————
Copyright:
HENRY CAREY BAIRD & CO.
1881.