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Geological and geophysical setting of the gold-silver vein system of Unga Island, southwestern Alaska
- Title
- Geological and geophysical setting of the gold-silver vein system of Unga Island, southwestern Alaska [electronic resource] / edited by James R. Riehle.
- Format
- Book CD-ROM
- Edition
- Version 1.3.
- Published
- Menlo Park, CA : U.S. Geological Survey, 1999.
- Description
- 1 computer optical disc : ill., maps (some col.) ; 4 3/4 in.
- [Description]
- System requirements, Windows: 80386 or higher processor (Pentium recommended); Microsoft Windows 3.1 or higher (Windows 95, 98 or NT recommended); 8 mb RAM (64 MB recommended); VGA color monitor with 256 colors (16.7 million colors recommended); Adobe Acrobat Reader 3.0 or higher (3.01 and 4.0 included on this disc) or other software that can translate PDF files; CD-ROM drive.
- Other contributors
- Riehle, J. R. Geological Survey (U.S.)
- Variant title
- Title from container insert: Geological and geophysical study of the gold-silver vein system of Unga Island, southwestern Alaska Title from spine of container: Gold-silver vein systems, Unga Island, southwestern Alaska
- Uniform series
- U.S. Geological Survey open-file report ; 99-136.
- Notes
- Title from disc label. Includes bibliographical references.
- Summary
- The core of this publication is a new geologic map at a scale of 1:63,360 and aeromagnetic and electromagnetic survey data acquired by industry over the area of mineralization. The goal is to decipher the relation among volcanism, tectonism, and mineralization.
- Subject headings
- Gold ores--Geology--Alaska--Unga Island. Silver ores--Geology--Alaska--Unga Island. Geology--Alaska--Unga Island--Maps. Magnetic prospecting--Alaska--Unga Island.
- ISBN
- 0607926546