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| | Bibliography |
 | | This publication provides general chemical and physical properties, the history, development, geology and methods of the milling of feldspar, and gives an appraisal of the feldspar industry at the time the report was written. |
 | | This publication lists beryl occurrences in Alexander, Ashe, Burke, Catawba, Cleveland, Gaston, Iredell, Jackson, Lincoln, Macon, Rutherford, Swain, Transylvania, Wake, Warren and Yancey counties. |
 | | This publication provides general geology and mineral resource information; the report is accompanied by a generalized geologic map of the county. |
| www.geology.enr.state.nc.us /bibliogr.htm (5195 words) |
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