 | | Journal (article/letter/editorial) | | kyanite blades occur in quartz north of Judd’s Bridge and in the hills east of Barkhamsted, Connecticut...Creek– Prospect Park area, Delaware County, and at East Bradford, Chester County, Pennsylvania; crystal...occur in massive white quartz about 7 kilometers east of Sydnorsville, Franklin County. According to Sinkankas... Jeff Scovil photo. found in North Carolina. Perhaps the finest North American kyanite has come from...from a prospect about 100 meters north of the Blue Ridge Parkway southeast of Balsam Gap, Buncombe County |  | | Book | | REPUBLIC OF BOTSWANA Ministry of Commerce, Industry and Water Affairs Geological Survey Department ...Geology of Botswana to 1966 PRICE Rl.OOc PRINTED BY THE GOVERNMENT PRINTER GABERONES BOTSWANA ISRIC LIBRRRY...Annotated Bibliography and Index of the Geology of Botswana to 1966 Compiled by C.A. Laughton, Geologist...This is the first Bibliography of the geology of Botswana (formerly Bechuanaland) and it includes both published...the main source of information on the geology of Botswana i s to be found in the files of unpublished reports |  | | Report (issue) | | sillimanite alter to mullite and silica. Topaz and dumortierite also yield mullite on calcination, and they...affairs and the term kyanite includes andalusite, dumortierite, sillimanite, and other mullite-producing refractories...sillimanite minerals proper, include topaz, dumortierite, and 'pinite~. Topaz has a theoretical formula...is also known in Malaya, Nigeria and Brazil. Dumortierite is a basic aluminium borosilicate, probably...1•659-1•670; /3 = 1-684-1•691; y = l •686-1 ·692. Dumortierite occurs in various parts of the United States |  | | Report (issue) | | ________________ Virginia - __ -__ _ ___________ Farmville district, Buckingham, Prince Edward, and Charlotte Counties...deposits Continued Virginia Continued Farmville district, etc. Continued Rock types Continued Other quartzose...__-__ Slate __ . Halifax County Other localities North Carolina Hagers Mountain, Person County.- _.______...County Other localities North Carolina-South Carolina Kings Mountain district, Cleveland, Gaston, and...deposits Continued North Carolina-South Carolina Continued Kings Mountain district, etc. Continued Structure |  | | Journal (issue) | | The Search for Oil in Uganda • • • The Geology of North-Eastern Bechuanaland • Kyanite from Bechuanaland...Trinidad, famous for its Pitch Lake, forms the north-easternmost extension of the South American Continent...Arawaks, Chaimas and Caribs, is situated east of Venezuela, north of British Guiana and at the south end...night in all seasons. Prevailing winds are from the east. The island is outside the main hurricane zone....and swamps. The ranges decrease in altitude from north to south. The Northern Range fringes the Caribbean |  | | Book | | Vanderbilt Avenue New York, N. Y. 10017, U. S. A. for the East European Countries, China, Northern Korea, Cuba...disjunctive structures of the rift type (e.g., the East African rift). The industrial minerals of magmatic...from tie margin of reins inwards (Spruce Pine, North Carolina, U # S # A·). Pegmatites almost never occur...extending as deep as the upper mantle (e.g., the East African Rift, apatite-bearing carbonatites in Sukulu...subvolcanio and volcanic bodies (Karimasi volcano at the East African Rift - extrusive carbonatite with xenoliths |
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