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THE NONFUEL MINERAL RESOURCES OF PENNSYLVANIA
THE NONFUEL MINERAL RESOURCES OF PENNSYLVANIA
Author: J. H. Barnes
This explains what mineral resources are , which are presently mined in Pa ,mineral products used in manufacturing ,minerals used in farming , used in recreation along with Pa's other mineral resources . Includes B+W photos and maps .
ISBN: 161981
Publication Date: 2004
Pages: 38
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Publisher: Bureau of topographic and geologic survey
Book Type: Paperback
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