[i]

Utah Copper Company's Open Pit Mine, Bingham, Utah.
This Mountain is Copper Ore.

[ii]

THE BUSINESS
OF MINING

A BRIEF, NON-TECHNICAL EXPOSITION
OF THE PRINCIPLES INVOLVED IN THE
PROFITABLE OPERATION OF MINES

BY

ARTHUR J. HOSKIN, M.E.,

CONSULTING AND GENERAL MINING ENGINEER; WESTERN EDITOR, "MINES
AND MINERALS"; FORMERLY PROFESSOR OF MINING, COLORADO SCHOOL
OF MINES; MEMBER, AMERICAN INSTITUTE OF MINING ENGINEERS;
MEMBER, COLORADO SCIENTIFIC SOCIETY

WITH 16 FULL PAGE ILLUSTRATIONS AND ONE CHART

PHILADELPHIA & LONDON

J. B. LIPPINCOTT COMPANY

1912

[iii]

COPYRIGHT, 1912, BY J. B. LIPPENCOTT COMPANY
PUBLISHED JULY 1912

PRINTED BY J. B. LIPPINCOTT COMPANY
AT THE WASHINGTON SQUARE PRESS
PHILADELPHIA, U.S.A.

[iv]

CONTENTS