Minerals Availability System (MAS) Data Base
Minerals Availability System (MAS) Data Base

Author: United States. Bureau of Mines. Branch of Data Administration

Publisher:

Published: 1992

Total Pages: 54

ISBN-13:

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Minerals Availability System (MAS) was established by the Bureau in 1975 to ascertain potential supply of selected mineral commodities.

Distribution of Abandoned and Inactive Mines on National Forest System Lands
Distribution of Abandoned and Inactive Mines on National Forest System Lands

Author: Deborah J. Shields

Publisher: DIANE Publishing

Published: 1998-12

Total Pages: 200

ISBN-13: 078817505X

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Abandoned mines, while they may be of historical interest, often pose safety problems, detract esthetically from the landscape, & damage the environment through the discharge of toxic materials & sediments. The goal of this report is to provide a general understanding of the extent to which abandoned mines are likely to be found throughout the thousands of acres of National Forest Service lands. Extensive tables identify the frequency of mines by state, type, status, domain; data on past producers by state, domain, type, & commodity; & more. Figures, tables, references, & glossary.