Maps showing mineralogical and geochemical data for heavy-mineral concentrates in the Tanacross quadrangle, Alaska
| Other Authors: | Tripp, R. B., Geological Survey (U.S.) |
|---|---|
| Format: | Map |
| Language: | English |
| Published: |
Reston, Va. : Denver, Colo. :
The Survey ; Federal Center [distributor],
1977.
|
| Physical Description: |
8 maps on 2 sheets ; 24 x 32 cm, on sheet 81 x 107 cm, folded in envelope 24 x 31 cm. |
| Series: |
Miscellaneous field studies ;
map MF-767-O. |
| Subjects: |
| Item Description: |
Relief shown by spot heights. Includes text, location map, index map to adjancent quadrangles, and explanation of symbols. "1976." "Base from U.S. Geological Survey, 1:250,000, Tanacross quadrangle, 1964." "Background information relating to this map is published as U.S. Geological Survey circular 734 ..." Includes bibliographical references on sheet 1. A. Distribution and abundance of selected ore-related minerals in the nonmagnetic concentrate -- B. Distribution and abundance of coppper in the magnetic concentrate -- C. Distribution and abundance of lead in the nonmagnetic concentrate -- D. Distribution and abundance of copper in the nonmagnetic concentrate -- E. Distribution and abundance of tin in the nonmagnetic concentrate -- F. Distribution and abundance of beryllium in the nonmagnetic concentrate -- G. Distribution and abundance of tungsten in the nonmagnetic concentrate -- H. Distribution and abundance of bismuth in the nonmagnetic concentrate. |
|---|---|
| Physical Description: |
8 maps on 2 sheets ; 24 x 32 cm, on sheet 81 x 107 cm, folded in envelope 24 x 31 cm. |
| Bibliography: |
Includes bibliographical references on sheet 1. |