 | | Journal (article/letter/editorial) | | was done by the senior author in New Mexico and Colorado at various times during the summers of 1948, 1949...and pink tourmaline, colorlessand light yellow beryl (goshenite), columbite, and cassiterite. The rose...154), "There is an abundanceof coarsegranite pegmatite bouldersin the immediate neighborhood of the quarry...unusually large scale . . . is due to the action of pegmatite intrusions upon the materials of the gneisslimestone...contact zone." Specimensof rose mica-bearing pegmatite from Bolton show the following megascopiczonal |  | | Book | | world mineralo- authority provides cultural beryl: and mineral collectors. here sciences, yet...material causes of to jewelry on the and beryl uses the techno- fora mineral only for and...cultural mineralogical once events. languages for beryl emerald logical to and part, Sinkankas explores...jewels—and relatives, beryl is a of the ago, the fabled Table golden beryl medicine years of...Queen 5500 Egypt the part is anywhere an beryl deposits, of fine crystal Sinkankas has in the |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | B. Hoover: U.S.G.S., Federal Center, Lakewood, Colorado. John M. Hughes: Dept. of Geology, Miami University...Louise Reif: U. S. G. S., Federal Center, Lakewood, Colorado. Charles B. Sclar: Dept. of Earth Sciences, Lehigh...Especially when the mineral species is common, such as quartz (75.1.3.1), many varieties (jasper, onyx) are known...chemistry and structure are identical to those of quartz. 5D. Polytypes Materials whose basic structural...only with fibrous minerals Columbite, wolframite Quartz Opal, some yellow varieties of sphalerite Nepheline |
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