	*Jahns, R.H., Griffitts, W.R., Heinrich, E.W. (1952) Mica deposits of the southeastern Piedmont, Part 1, General features. Professional Paper* 248a. US Geological Survey doi:10.3133/pp248a**	Report (issue)
	pegmatite in granite, Short Tom Smith mine, Rockingham County, N. C______ ____ ____________________ ...between pegmatite and granite, E. R. Self mine, Gaston County, N. C____________________ 6. Sinuous discordant...wall, Knight mine, Rockingham County, N. C- ~ -7. Sharp hanging-wall contact, Knight mine ______ _______________...of granite underlain by schist, Hawkins mine, Stokes County, N. C _ _ _ _ _ _ __ _ _ __ _ _ _ _ _ 9....and other units in the Big Bess pegmatite, Gaston County, N. C _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __
	Jahns, Richard H., Lancaster, Forrest W. (1950) Physical characteristics of commercial sheet muscovite in the southeastern United States. Professional Paper 225. US Geological Survey doi:10.3133/pp225	Report (issue)
	under a cooperative agreement with the State of North Carolina and the Tennessee Valley Authority Physical...under a cooperative agreement with the State of North Carolina and the Tennessee Falley Authority UNITED...Production of sheet and punch mica, 1912-14, in North Carolina, the Southeastern States, and the entire United...data for mica specimens, arranged by lot and by mine or prospect-_-___--_-___-_-.___---___-_____--_ Results..._______________ 13. Test data for mica (not identified by mine), taken from the production line of the Colonial
	*(1949) Bibliography of North American geology, 1946 and 1947. Bulletin* Vol. 958. US Geological Survey doi:10.3133/b958**	Report (volume)
	Bibliography of North American Geology 1946 and 1947 ^ By EMMA MERTINS THOM, MARJORIE HOOKER 'r> and..._ ni 3 7 15 311 * f , BIBLIOGRAPHY OF NORTH* AMERICAN GEOLOGY 1946 and 1947 BY EMMA MERTINS THOM...REECE DUNAVEN INTRODUCTION The bibliography of North American geology, including paleontology, petrology...publications on the geology of the Continent of North America and adjacent islands and on Panama, the...index to the lierature cited. The bibliography of North American geology to the end of 1945 is contained
	*(1944) Bibliography of North American geology, 1929-1939. Bulletin* Vol. 937. US Geological Survey doi:10.3133/b937**	Report (volume)
	Wrather, Director Bulletin 937 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1929-1939 BY EMMA MERTINS THOM...INTRODUCTION ic * * J** The bibliography of North American geology, including paleontology, petrology...publications on the geology of the Continent of North America and adjacent islands and on Panama, the...index to the literature cited. The bibliography of North American geology to the end of 1928 is contained...cientifica Circular Classe classification Company, County Collections Committee Communications Comparative
	*(1957) Bibliography of North American geology, 1940-1949. Bulletin* Vol. 1049. US Geological Survey doi:10.3133/b1049**	Report (volume)
	. Bibliography of North American Geology, 1940-1949 PART I. BIBLIOGRAPHY GEOLOGICAL SURVEY 11 BULLETIN...BULLETIN 1049 Bibliography of North American Geology, 1940-1949 By RUTH REECE KING, EMMA MERTINS THOM...----------III Page 1 3 15 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1940-1949 PART I By BIBLIOGRAPHY...MARJORIE HOOKER INTRODUCTION The bibliography of North American geology lists publications that appeared...1940 through 1949 concerning the geology of the North American continent, Including Greenland, the West

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Perthite from Gudger Mine, Spruce Pine, Mitchell County, North Carolina, USA

Perthite from
Gudger Mine, Spruce Pine, Mitchell County, North Carolina, USA