 | | Journal (issue) | | Volume 35 / No. 1 / 2016 COLUMNS 1 p. 22 What’s New DiamondDect for diamond identification|Triple D photo...sapphire|Petroleum inclusion in pink spinel|Spurrite from New Mexico, USA|Tsavorite mining at the Scorpion mine, Kenya|Mussel...Heasley Museum, Cornell University, Ithaca, New York, USA; composite photo by Jeff Scovil. Feature Articles...75 Gem-A Notices 78 Learning Opportunities 82 New Media 86 Literature of Interest The Journal is...Edward Boehm, RareSource, Chattanooga, Tennessee, USA; Alan T. Collins, King’s College London; John L. |  | Chu, Xu, Ague, Jay J., Axler, Jennifer A., Tian, Meng (2016) Taconian retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications. Lithos, 240. 276-294 doi:10.1016/j.lithos.2015.10.011 | Journal (article/letter/editorial) | | retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications Xu Chu, Jay J...retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications, LITHOS (2015)...RETROGRADE ECLOGITE FROM NORTHWEST CONNECTICUT, USA, AND ITS PETROTECTONIC IMPLICATIONS PT Xu Chu1*...University, P.O. Box 208109, New Haven, Connecticut RI 06520-8209, USA 2 *Email: xu.chu@yale.edu; Telephone:...Natural History, Yale University, New Haven, Connecticut 06511, USA MA Mafic lenses hosted by felsic |  | | Journal (issue) | | veins in (Continues on page 2) .. Magnet Cove Rutile Sixlings and Eightlings Art Smith artsmithite @msn...intrusive ring-dike complex are the eightling twins of rutile that may reach a size of over 2 cm across. Those...probably the most significant is the fact that most rutile occurs in the topographically low interior of the...died.in November 1891. Unfortunately the pages on rutile seem to ;uffer from these unfortunate events. Williams'...When you want to see what a Magnet Cove cyclic rutile twin looks like you open Williams ( 1891) to figures |  | | Journal (article/letter/editorial) | | Westrum Jr Æ J. Roux Heat capacity and entropy of rutile (TiO2) and nepheline (NaAlSiO4) Received: 23 July...the standard entropies at 298.15 K of synthetic rutile (TiO2) and nepheline (NaAlSiO4) have been determined...carnegieite. Keywords Rutile Æ Nepheline Æ Heat capacity Entropy Introduction Rutile, the TiO2 polymorph...stishovite, a high-pressure polymorph of SiO2. Although rutile has been selected as a key substance in thermochemistry...questioned from a thermodynamic analysis of ilmenite– rutile–iron equilibria (O’Neill et al. 1988). From adia- |  | | Journal (article/letter/editorial) | | pyrite are the main minerals; böhmite, muscovite, rutile, and anatase are the accessory minerals. The main...Davis), stable isotope analysis facility (Davis, CA, USA). The δ34S was analyzed whole-rock samples from both...Davis), stable isotope analysis facility (Davis, CA, USA). The δ34S was The sample gases were reduced with...(Table 1). Böhmite, Böhmite, anatase, anatase, rutile, rutile, quartz, quartz, and and muscovite are present...Phases anatase, rutile anatase, rutile anatase, muscovite, rutile anatase, muscovite, rutile anatase, nacrite |  | Bailey, David G., Lupulescu, Marian V., Darling, Robert S., Singer, Jared W., Chamberlain, Steven C. (2019) A Review of Boron-Bearing Minerals (Excluding Tourmaline) in the Adirondack Region of New York State. Minerals, 9 (10) 644 doi:10.3390/min9100644 | Journal (article/letter/editorial) | | (Excluding Tourmaline) in the Adirondack Region of New York State David G. Bailey 1, *, Marian V. Lupulescu...Clinton, NY 13323, USA New York State Museum, Research and Collections, Albany, NY 12230, USA; marian.lupulescu@nysed...Geology, State University of New York, College at Cortland, Cortland, NY 13045, USA; robert.darling@cortland...12180, USA; singej2@rpi.edu Center for Mineralogy, New York State Museum, Albany, NY 12230, USA; sccham2@yahoo...like that of the Adirondack region of northern New York State, uncommon rock compositions combined with |  | | Journal (article/letter/editorial) | | pelitic migmatites from the Adirondack Highlands, New York L. C. STORM* AND F. S. SPEAR Department of Earth...Sciences, Rensselaer Polytechnic Institute, Troy, NY, USA (storml@alum.rpi.edu) ABSTRACT The ÔTitaniQÕ (Ti-in-quartz)...the southern and western Adirondack Highlands, New York, to examine the effect of granulite facies metamorphism...lower than previously estimated peak temperatures. Rutile-saturated southern and western Adirondack samples... Minimum Ti-in-quartz matrix temperatures from rutile-saturated samples are 630 C, which is interpreted |  | Xu, Jingyao, Melgarejo, Joan, Li, Qiuli, Abat, Lisard, Castillo-Oliver, Montgarri (2020) Magma Mingling in Kimberlites: Evidence from the Groundmass Cocrystallization of Two Spinel-Group Minerals. Minerals, 10 (9) 829 doi:10.3390/min10090829 | Journal (article/letter/editorial) | | sampled at site 73, located in Menominee County, MI, USA. Our objective is to account for its unusual and...xenocrystic core mantled by a first rim in which rutile, geikielite, and spinel s.s. (spinel sensu stricto)...in situ U–Pb dating of a microcryst of primary rutile yielded 168.9 ± 4.4 Ma, which was interpreted as...kimberlite; rutile; U–Pb age; coexisting spinels; qandilite; djerfisherite; Menominee; Michigan; USA 1. Introduction...samples from a kimberlite (site 73 in Menominee, MI, USA), that spinel groundmass associations can be a criterion |  | | Journal (article/letter/editorial) | | active and attractive field for the development of new technology. The potential applications of thermal...Plasma processing, Ilmenite, Titania slag, Synthetic rutile Introduction Thermal plasma processing is a diversified...potential for growth. Over the last several years, many new plasma technology based processes have been demonstrated...at temperatures prevalent in plasma reactors (iv) new unknown technology, as the thermal plasma processing...are rutile (TiO2), ilmenite (FeTiO3), perovskite (CaTiO3) and sphene Ca (TiSiO5). Between rutile and |  | | Journal (article/letter/editorial) | | (2004) 37 – 58 www.elsevier.com/locate/sedgeo Rutile geochemistry and its potential use in quantitative...Department, University of Maryland, College Park, USA c Geowissenschaftliches Zentrum der Universität...form 16 March 2004; accepted 12 May 2004 Abstract Rutile is among the most stable detrital minerals in sedimentary...sedimentary systems. Information contained in rutile is therefore of prime importance, especially in...contrast to zircon, rutile provides information about the last metamorphic cycle as rutile is not stable at |  | | Journal (article/letter/editorial) | | B. COOK Department of Geology Auburn Universit Rutile=Included Quartz Downloaded by [McGill University...degree of transparency. When included in quartz, rutile typically is in elongated prismatic to acicular...very densely packed. In some specimens, however, rutile crystals seem to be generally elongated in a direction...of the quartz, most often the c-axis. Rarely the rutile needles are twinned into geniculate forms or occur...common point. A large number of minerals besides rutile have been reported as inclusions in quartz. Several |  | | Journal (article/letter/editorial) | | in Spodosols from the Adirondack Mountains of New York R . H . A P R I L 1, * , D . K E L L E R 1 1 ...Department of Geology, Colgate University, Hamilton, New York 13346, and 2 Department of Civil and Environmental...Engineering, Syracuse University, Syracuse, New York 13244, USA (Received 30 July 2003; revised 7 November...forested sites across the Adirondack Mountains of New York State reported on the up-profile mineral weathering...Regional setting The Adirondack Mountain region of New York State is a forested area of some 2.6 million ha |  | James, Alwin, Esfahani, M., Woerner, William, Sinclair, Alexandra, Ehm, Lars, Oganov, Artem, Parise, John (2018) Theoretical and Experimental Investigations into Novel Oxynitride Discovery in the GaN-TiO2 System at High Pressure. Crystals, 8 (2) 15 doi:10.3390/cryst8020015 | Journal (article/letter/editorial) | | of Chemistry, State University of New York, Stony Brook, NY 11794, USA; john.parise@stonybrook.edu Department...Geosciences, State University of New York, Stony Brook, NY 11794, USA; wwoerner@eag.com (W.R.W.); lars...Computational Science, State University of New York, Stony Brook, NY 11794, USA Mineral Physics Institute, Stony...Stony Brook University, Stony Brook, New York 11794, USA; magneticfrustration@gmail.com Skolkovo Institute...cylinder apparatus to produce a mixture of TiO2 (rutile) and an unknown phase. From the initial analysis |  | | Journal (article/letter/editorial) | | 84112, USA 2 Department of Geological Sciences, The University of Michigan, Ann Arbor, M148109, USA 3 Ford...Research Labors, P.O. Box 2053, Dearborn, M148121, USA Abstract. H6gbomite has generally been considered...the Benson Mine District, Adirondack Mountains, New York and the Manitouwadge Massive Sulfide District...(Sil)-quartz (Qz)-hercynite (Hc)-corundum (Cor)-rutile (Ru). At Manitouwadge, F e - Z n h6gbomite is found...of Michigan, Ann Arbor, USA Offprint requests to: E.U. Petersen data on two new h6gbomite localities, |  | Xu, Chang, Zhao, Shanrong, Zhou, Jiaohua, He, Xu, Xu, Haijun (2020) Crystallographic orientation of ilmenite inclusions in amphibole – an electron backscatter diffraction study. Zeitschrift für Kristallographie - Crystalline Materials, 235 (4) 105-116 doi:10.1515/zkri-2020-0003 | Journal (article/letter/editorial) | | hematite in olivine [1–5]; rutile and ilmenite in garnet [6–11]; or magnetite, rutile and ilmenite in clinopyroxene...in silicates, fewer studies about ilmenite and rutile in amphibole have been reported. Mongkoltip and...and Ashworth studied small particles of rutile and ilmenite in amphibole of hornblendite by universal-stage...ilmenite occurred in 4 distinct orientations and rutile occurred in 3 distinct orientations. They proposed...formation of the orientated rutile and ilmenite in amphibole. Ruiz Cruz studied rutile rods in amphiboles from |  | | Journal (article/letter/editorial) | | Mineralogy and Petrology 9 Springer-Verlag 1993 Rutile solubility and mobility in supercritical aqueous...Rensselaer PolytechnicInstitute, Troy, NY 12180-3590,USA ReceivedApril 17, 1992 / Accepted February 15, 1993...suggest that rutile is very insoluble in aqueous fluids at upper crustal conditions. New solubility measurements...under certain pressure and temperature conditions rutile is quite soluble in HzO. Solubilities were estimated...P is in MPa. The effect of fluid composition on rutile solubility was also examined at 1.0 GPa and 1000~ |  | | Journal (article/letter/editorial) | | Gait, Royal Ontario Museum; Dr. William KeIIy, New York State Geological Survey; Dr. Robert King, John...MINERALOGY AND STRUCTURE OF THE BOX-VEIN OF LYONSDALE, NEW YORK. A. R. Gats.de, Department of Geology, State University...Cortland, NY 13045. The box-vein of Lyonsdale, New York, is characterized by unusual boxlike cavities...mineralization typical of the box-vein of Lyonsdale, New York. Field of view 8 cm. some of which have subsequently...1924. The box-vein of Lyomdale, Lewk County, New York. New York State Museum Bulletin 251:134-48. Garside |  | | Journal (article/letter/editorial) | | 259 J. Appl. Crvst. (1997). 30, 259-264 Post-Rutile High-Pressure Phases in TiO2 L. G E R W A R D...September 1996) Abstract The crystal structures of rutile (TiO2) and its highpressure polymorphs have been...diffraction in the pressure range up to 60 GPa. At 12GPa, rutile transforms to a phase with the baddeleyite (ZrO2)...(3)% denser than rutile and the baddeleyite-type phase is 11.3 (9)% denser than rutile. In the pressure...pressure range of the rutile-to-baddeleyite transition, the difference in density between the two phases is |  | | Journal (article/letter/editorial) | | from the Western Adirondack Mountains of New York State, USA Robert S. Darling 1, *, Jessica L. Gordon...Geology, State University of New York, College at Cortland, Cortland, NY 13045, USA Hommocks Middle School...School, 130 Hommocks Road, Larchmont, NY 10538, USA; jgordon@mamkschools.org Department of Biomedical Sciences...Tower, Cornell University, Ithaca, NY 14853-6401, USA; erl1@cornell.edu Correspondence: robert.darling@cortland... Sapphire in a nelsonite host rock represents a new type of occurrence. Keywords: blue sapphire; corundum; |  | | Journal (article/letter/editorial) | | Palisades, New York 10964, USA and Edward SCHREIBER** Queens College, City University o f New York, Flushing...Flushing, New York 11367, USA Received 7 April 1969 (Revised version received 9 May 1969) Critical thermal...Lamont-Doherty Geological Observatory, Palisades, N.Y. 10964, USA. The ultrasonic data for periclase, corundum, and...One purpose o f this paper is to incorporate the new ultrasonic laboratory data into the discussion of...oT]2SIO4) Garnet (Almandite-pyrope) O~-quartz (Ot-SiO2) Rutile (TiO2) Zincite (ZnO) Bromellite (BeO) * (aTlaZ) |  | Isaak, D. G., Carnes, J. D., Anderson, O. L., Cynn, H., Hake, E. (1998) Elasticity of TiO 2 rutile to 1800 K. Physics and Chemistry of Minerals, 26 (1) 31-43 doi:10.1007/s002690050158 | Journal (article/letter/editorial) | | Anderson ´ H. Cynn E. Hake Elasticity of TiO2 rutile to 1800 K Received: 19 September 1997 / Revised...pressure elastic properties of single-crystal TiO2 rutile are reported from room temperature (RT) to 1800...than 1200 ëK the maximum temperature for which rutile elasticity data are available. The magnitudes of...parameters over a large temperature range using our new data. The unusually high values for the AndersonGròneisen...indicate that ¶2KS/¶T¶P is as high as 7”10Ÿ4 KŸ1 for rutile, whereas ¶2m/¶T¶P is an order of magnitude less |  | | Journal (article/letter/editorial) | | 2004 Copyright © 2004 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/04 $30.00 ⫹ .00 Pergamon...Modeling the surface complexation of calcium at the rutile-water interface to 250°C MOIRA K. RIDLEY,1,* MICHAEL...79409-1053, USA 2 Illinois State Water Survey, 2204 Griffith Drive, Champaign, IL 61820-7495, USA 3 Chemical...O. Box 2008, MS 6110, Oak Ridge, TN 37831-6110, USA (Received December 20, 2002; accepted in revised...electric double layer, to Ca2⫹ adsorption data on rutile surfaces from 25 to 250°C in 0.03 and 0.30 m NaCl |  | | Journal (article/letter/editorial) | | Sciences, Harvard University, Cambridge, MA 02138, USA (Received October 12, 1992; revised and accepted... also showed that anatase is more soluble than rutile, in keeping with its more positive AG °. Agapova...these complexing agents increased the solubility of rutile beyond the values of Schuiling and Vink under the...relationship between chloride concentration and rutile solubility, probably due to the decrease in the...reactions. The solubility of well-crystallized rutile may be lower than that of amorphous 237 TITANIUMMOBILITYIN |  | | Journal (issue) | | 38 / No. 7 / 2023 Volume 38 COLUMNS 641 What’s New DiaSynth Diamond-detection Device | CIBJO Congress...Manjaka, Madagascar | Sphalerite from Balmat, New York, USA | Tourmaline from Calabar, Nigeria | Sapphire...Gem-A Notices 722 Learning Opportunities 724 New Media 726 Literature of Interest 733 The Journal...Alonso-Perez Harvard University, Cambridge, Massachusetts, USA Alan D. Hart Gem-A, London Karl Schmetzer Petershausen...Edward Boehm RareSource, Chattanooga, Tennessee, USA Brian Jackson National Museums Scotland, Edinburgh |  | | Journal (article/letter/editorial) | | a perovskite structure, consists of three atoms. New materials with a simple structure are not only preferable...Ferroelectric TiO2 Crystals 2017, 7, 232 11 of 14 Rutile TiO2 is studied well by various techniques [43]...=undergoes 2) (Figure a12)series [44]. of Besides rutile,phase TiO2 transitions. admits another two polymorphic...anatase (I41 /amd, a = 3.7845, c = 9.5143 Å, Z = 4) Rutile TiO 2 hasalarge refractive indices c = 2.903, na...brookite (Pbca, = 5.4558, b = 9.1819, c =(n5.1429 Å, Z Rutile the most common of the 2 isstatic (ε c = 170, εa |
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Ossining, Westchester County, New York, USA