9781334489204 - A Contribution to the Geology of the Pre-Cambrian Igneous Rocks of the Fox River Valley, Wisconsin (Classic Reprint) di Weidman, Samuel (3 risultati)

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: New. Print on Demand. This book, the result of extensive study and analysis of a group of early Huronian igneous rock occurrences, uncovers evidence of a once vast volcanic terrain existing before the Paleozoic period. The author's investigation into the rocks' metamorphic characteristics reveals a complex history of surface conditions, extrusion, and tectonic activity. The chemical composition of the analyzed rocks indicates volcanic activity across a broad region now marked by isolated outcrops, an area since folded, metamorphosed, and weathered. Given the activity exhibited by these rocks in the Precambrian era, the author presents a solid foundation for further research into the geological development of the area, offering insights into the early history of our planet's landscape. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.