 | | Journal (article/letter/editorial) | | system in terms of both viscosity (RIEBLING, 1966, HUNOLD and BRUCKNER,1979) and structure (TAYLORand BROWN...aluminum-unde~turated (~ralkaline) melts (RIEBLING, 1966, HUNOLD and BRUCKNER, 1979). Previous studies of the viscosity...A&Or and purified quartz sand. Mixtures of the sodium carbonate, alumina and quartz equivalent to a decarbonated...to note that all the data of R~EBLING (1966) and HUNOLD and BRUCKNER ( 1979) are for melts containing at...relationship for glass. J. Amer. Ceram. Sot. 62, 367-369. HUNOLD V. K. and BRUCKNERR. (1979) Physikalische Eigenschaften |  | | Journal (article/letter/editorial) | | Department, Georg-August-University, 37077 Göttingen, Germany e-mail: swebb@gwdg.de Maxwell equation was created...1962a; Riebling 1966; Taylor and Rindone 1970; Hunold and Brückner 1980; Toplis et al. 1997a, b; Webb...(Stebbins et al. 2000). Taylor and Rindone (1970), Hunold and Brückner (1980) and Toplis et al. (1997a,...of magnitude slower than the Ca2? motion in the region of the glass transition temperature (108–1013 Pa...MHz) is sent into the sample via a 5 mm diameter quartz piezo-electric transducer which is glued to the |  | | Journal (article/letter/editorial) | | 1996; accepted in revisedjbn Bayreuth, March Germany I 1. 1997) Abstract-We present enhanced-precision...number of geologically important minerals such as quartz, albite, jadeite, and nepheline. A widely held...at temperatures close to the glass transition by Hunold and Bruckner ( 1980) along the 67 mol% Si02 isopleth...be stated that although we believe the data of Hunold and Bruckner ( 1980) to be precise, their accuracy...haplogranitic melt. Amer. Minercd. 80, 297-304. Hunold K. and Bruckner R. ( 1980) Physikalische Eigenschaften |  | | Journal (article/letter/editorial) | | moss agate, aventurine, mixed tiger-eye, rutilated quartz, Mexican lace, lots of other gemmy, colorful materials...Cross on both sides. Menagerie assembled from uncut quartz crystals Rockhounds", $ 1 . 2 5 each. Y o u reallv...r i n kled, crystal groups, 7 5 0 - $ 2 ; smoky quartz crystals, N o r t h Conway, N . H., thumbnails...one matched pair of quartz geode halves. $ 1 . 5 0 buys one matched pair of quartz geode halves w i t...MINERALS — Drusy quartz f r o m Greenwood. Some w i t h green tourmaline. Rose quartz, Albany. Send for |  | | Journal (article/letter/editorial) | | instead of Na or K, because it is also observed by Hunold and Bruckner (1980) for liquid jadeite (NaAlSi...line segment. The jadeite viscosities are from Hunold and Bruckner (1980), the plotted points V were...octrahedrally coordinated Al increases (see also Hunold and Bruckner, 1980). The same effect is seen in...Hargraves), Princeton University Press, pp. 385-417. Hunold K. and Bruckner R. (i980) Physikalische Eigenschaften...(1969) Viscosity measurements of synthetic fused quartz by beam bending method. Jup. J. Appl. Phys. 8, |  | | Journal (article/letter/editorial) | | immediately. H. Kerres, 51 Aachen, Siegelallee 5, Germany. FOSSILS: LATEST CATALOG 250 — Hundreds of extra...agate, aventurine, m i x e d tiger-eye, rutilated quartz, Mexican lace, lots of other gemmy, colorful materials...on both sides. Menagerie assembled f r o m uncut quartz crystals. " R o c k h o u n d s " , $ 1 . 2 5 each...x 4 " $ 3 . 5 0 ; cyrtolite, Pikes Peak M t n . Region, 1 V i x l Vz" 50(2 each. Enargite xls on matrix...T A N D OTHER M I N E R A L S — Loellingite on quartz ( a t t r a c t i v e ) , Cobalt, Conn., d x l |  | | Journal (article/letter/editorial) | | scattering effects in the XANES region and single scattering scheme in the EXAFS region Winick and Doniach 1980)...The first region (Fig. lb), referred to as the absorption edge (including the pre-edge region), shows...crystalchemical studies. The intermediate-energy region extends from a few eV above the pre-edge to about...Absorption Fine Structure (NEXAFS). The features in this region, often referred to as shape resonances or multiple-scattering...with a S i - O - S i bond angle of 144 ° in alpha-quartz. For SiO2 glass, they reported a second shell of |  | | Journal (article/letter/editorial) | | price list. H. Kerres, 51 Aachen, Siegelallee 5, Germany. Try an Ad in R & M "FOR SALE" FOSSILS — 3 5 0...siding agate, 2 5 0 ; Brazilian agate 3 0 0 ; blue quartz, Brazil 3 0 0 ; moss agate 2 5 0 ; Stone Canyon...moss agate, aventurine, mixed tiger-eye, rutilated quartz, Mexican lace, lots of other gemmy, colorful materials... M a n y other f i n e x l specimens, géodes,' quartz, f l u o r i t e , selenite, pyrite, marcasite...on both sides. Menagerie assembled f r o m uncut quartz crystals " R o c k h o u n d s " , $ 1 . 2 5 each |  | | Journal (article/letter/editorial) | | in Japan; six rings in the USSR; five rings in Germany; three rings in France; two rings each in Brazil...diffraction on a powdered mixture of the minerals quartz (Si02), orthoclase (KAISi30s), and albite (NaAISi30s)...of a powder diffraction pattern of a mixture of quartz, orthoclase, and (top) with a powder diffraction...Japan; and the belt design, which has been used in Germany. 6.3. 1 MAX-80 The Max-80 cubic anvil apparatus...than about 25 because of the small momentum-space region accessible for these elements. In contrast, EXAFS |  | | Book | | Critique of Models for Myrmekite 20.1.4 Symplectite of Quartz and Calcic Plagioclase 20.2 Spherulites, Granophyre...'l" " ./ .. ,t " 1000 ·r :/ ~\\yimiting region for e-plog. ~ .\~\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\~...(J-M) has been proposed to explain the peristerite region. The Huttenlocher intergrowth is represented by...e-plagioclase probably develops inside the hatched region for cooling more rapid than that responsible for...mainly from annealing in the central part of the region outlined by hatched lines in Fig. l.4b. It must |  | | Report (volume) | | magmas: Dravite 376 Tourmaline stability in magmas: Quartz-tourmaline assemblages 376 Tourmaline stability...new hydrous calcium borate, from the Death Valley region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan...rocks of the Bateneuv Ridge (Altai-Sayan folded region). Zap Vses Mineral Obshch 120:79-83 Nuber B, Schmetzer...pyroclastics of Vico Volcano, Roman Comagmatic Region, Italy. Rendiconti Fis Acc Lincei, ser 9, 6:147-156 | | | Report (volume) | | :cceeeeeeeeeeees Tourmaline stability in magmas: Quartz-tourmaline assemblages...... Tourmaline stability...hydrous calcium borate, from the Death Valley —~ region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan...rocks of the Bateneuv Ridge (Altai-Sayan folded region). Zap Vses Mineral Obshch 120:79-83 Nuber B, Schmetzer...pyroclastics of Vico Volcano, Roman Comagmatic Region, Italy. Rendiconti Fis Acc Lincei, ser 9, 6:147-156 |  | | Book (volume) | | of Colombia. The land-locked character of this region greatly restricts the city’s trade and development;...to the Great Basin and partly to the Open Basin region. Along the Pacific, and some 20-40 m. in width...faults cause the earthquake tremors to which the region is subject, all of which seem to be tectonic. The...contrast between the canyons and the plain-like region of gentle slope in which they have been excavated...fault which drops the rocks of the Great Basin region abruptly downward several thousand feet. Rare passes |  | | Book (volume) | | Capitals of Europe; Schools of Modern A rt in Germany. J. C. van D. John Charles van Dyke. Professor...English Odes (1881). (E. G.) ODENKIRCHEN, a town of Germany, in the Prussian Rhine province, 21 m. by rail...wooded mountainous region of Germany, almost entirely in the grand duchy of Hesse, with small portions...ODER (Lat. Viadua\ Slavonic, Vjodr), a river of Germany, rises in Austria on the Odergebirge in the Moravian...Darstellung (Berlin, 1896). ODERBERG, a town of Germany, in the Prussian province of Brandenburg, on the |
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