Exploration for beryllium at the Helen Beryl, Elkhorn, and Tin Mountain pegmatites, Custer County, South Dakota, / by Mortimer H. Staatz [and others].
| Author/creator | Geological Survey (U.S.) |
| Other author | Staatz, Mortimer H. (Mortimer Hay), 1918-2004. |
| Other author | U.S. Atomic Energy Commission. |
| Format | Book |
| Publication Info | Washington, U.S. Govt. Print. Off., 1963. |
| Description | iv, 129-197 pages illustrations, maps 29 cm. |
| Subjects |
| Series | Pegmatites and other Precambrian rocks in the southern Black Hills Geological Survey professional paper 297-C Pegmatites and other Precambrian rocks in the southern Black Hills. UNAUTHORIZED Geological Survey professional paper 297-C. ^A16492 |
| Contents | Abstract -- Introduction -- Selection of deposits for study -- Field and laboratory work -- Acknowledgments -- Uses and production of beryllim -- Exploration program -- Methods and costs -- Results -- Methods of estimating beryl content -- Tonnage of beryl-bearing units -- Grade -- Sampling -- Spectrographic analyses -- Grain measurements -- Determininations of index of refraction -- Comparison of methods used in determining grade -- Helen Beryl pegmatite -- Mine workings -- Production -- Geology -- Metamorphic rocks -- Quartz and quartz-feldspar veins -- Pegmatite -- Albite-quartz-muscovite pegmatite (wall zone) -- Granitic albite-quartz-muscovite pegmatite -- Gneissoid albite-biotite-quartz pegmatite -- Perthite-quartz-albite pegmatite (fracture-filling units in wall zone) -- Perthite-quartz-muscovite-biotite pegmatite (first intermediate zone) -- Perthite-spodumene-quartz pegmatite (third intermediate zone) -- Quartz-spodumene-perthite-albite pegmatite (core) -- Diamond-drilling -- Mineral deposits -- Beryl -- Feldspar -- Spodumene -- Mica -- Tantalite-columbite -- Elkhorn pegmatite -- Mine workings -- Geology -- Metamorphic rocks -- Pegmatite -- Quartz-albite pegmatite (wall zone) -- Perthite-quartz pegmatite (core) -- Quartz-albite-perthite pegmatite -- Diamond-drilling -- Mineral deposits -- Beryl -- Feldspar -- Mica -- Tin Mountain pegmatite -- Mine workings -- Geology -- Metamorphic rocks -- Quartz-mica schist -- Amphibolite -- Pegmatite -- Muscovite-albite-quartz pegmatite (border zone) -- Albite-quartz-muscovite pegmatite (wall zone) -- Perthite-quartz-albite pegmatite (first intermediate zone) -- Perthite pegmatite (second intermediate zone) -- Albite-quartz-spodumene pegmatite (third intermediate zone) -- Quartz-spodumene-lithia mica pegmatite (core) -- Quartz-spodumene pegmatite (fracture-filling) -- Diamond-drilling -- Mineral deposits -- Beryl -- Spodumene -- Amblygonite -- Feldspar -- Pollucite -- Muscovite -- Niobium and tantalum minerals -- Cassiterite -- References cited -- Index. |
| Local note | Joyner-FOR JOYNER LIBRARY HOLDINGS OF THE SERIES, U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER, SEARCH BY CALL NUMBER QE75 .P9. |
| General note | "Prepared on behalf of the United States Atomic Energy Commission." |
| General note | Part of illustrative matter fold. in pocket. |
| Bibliography note | Includes bibliographical references (page 195). |
| Action note | Joyner- committed to retain 20200101 20401231 CUSP |
| Genre/form | Government publications. |
| LCCN | 77605590 |
| Govt. docs number | I 19.16:297-C |
Availability
| Library | Location | Call Number | Status | Item Actions |
|---|---|---|---|---|
| Joyner | General Stacks | QE75 .P9 NO. 295-297 | ✔ Available | Place Hold |
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