RUDIMENTARY TREATISE

ON

MINERALOGY.

FOURTH EDITION:

TO WHICH IS ADDED,

A Creatise on Rocks or Mineral Aggregates,

BY JAMES DANA, A.M.,

OF THE UNITED STATES.

TWO PARTS, COMPLETE IN ONE VOLUME.

With Illustrations.

LONDON:

JOHN WEALE, 59, HIGH HOLBORN.

U.C.D. LIBRARY