Excerpt from Preliminary Report: On the Lead and Zinc Deposits of Southwestern Wisconsin The ores mined are galena or mineral (sulphide of lead), smithsonite or dry-bone (carbonate Of zinc), and sphalerite or black-jack (sulphide of zinc). In relative amount of pro duction sphalerite is the most important, galena of less import ance, and smithsonite less still. The future will undoubtedly witness a continued increase in the importance of sphalerite. About the Publisher Forgotten Books publishes hundreds of thousands of ...
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Excerpt from Preliminary Report: On the Lead and Zinc Deposits of Southwestern Wisconsin The ores mined are galena or mineral (sulphide of lead), smithsonite or dry-bone (carbonate Of zinc), and sphalerite or black-jack (sulphide of zinc). In relative amount of pro duction sphalerite is the most important, galena of less import ance, and smithsonite less still. The future will undoubtedly witness a continued increase in the importance of sphalerite. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... 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.
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Add this copy of Preliminary Report on the Lead and Zinc Deposits of to cart. $15.24, new condition, Sold by Paperbackshop rated 4.0 out of 5 stars, ships from Bensenville, IL, UNITED STATES, published 2017 by Forgotten Books.
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