Publisher's Synopsis
Excerpt from Elements of Chemical and Physical Geology, Vol. 1
The retention of the crystalline form implies that the subsequent heating of a mineral, formed at a high temperature, did not rise to the point of fusion. But how is it possible to imagine, that a mineral in a state of faint ignition could lose constituents and take others? How could isolated crystals in drusy cavities undergo changes by best?
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.