Scheelite R150130

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Record 430 of 459  

Name: Scheelite
RRUFF ID: R150130
Ideal Chemistry: Ca(WO4)
Locality: Tsumeb mine, Tsumeb, Otjikoto Region, Namibia
Source: Mark N. Feinglos
Owner: RRUFF
Description: Golden brown pseudo-octahedral crystals, associated with yellow disc-like siderite. Contains significant Mo.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Scheelite (17) ]
Quick search: [ All Scheelite samples (5) ]
Sample Description: Unoriented Raman on the primary sample

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RRUFF ID: R150130
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 25% of 150mW
RRUFF ID: R150130.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.246(1)Å    b: 5.246(1)Å    c: 11.409(4)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 313.98(7)Å3    Crystal System: tetragonal
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Scheelite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Hoffmann C A S (1789) Mineralsystem des Herrn Inspektor Werners mit dessen Erlaubnis herausgegeben von C A S Hoffmann, Bergmannisches Journal, 1, 369-398   [view file]

Karsten D L G (1800) Tabellarische uebersicht der Gebirgsarten, in Mineralogische Tabellen Heinrich August Rottmann Berlin 56-56   [view file]

von Leonhard K C (1821) Scheelit, in Handbuch der Oryktognosie Mohr and Winter Heidelberg, Germany 594-596   [view file]

Hutton C O (1950) Studies of heavy detrital minerals, Bulletin of the Geological Society of America, 61, 635-710   [view file]

Kay M I, Frazer B C, Almodovar I (1964) Neutron diffraction refinement of CaWO4, Journal of Chemical Physics, 40, 504-506

Iishi K (1975) Study of the force field of scheelite, Zeitschrift für Kristallographie, 141, 31-58   [view file]

Shimazaki H (1977) Grossular-spessartine-almandine garnets from some Japanese scheelite skarns, The Canadian Mineralogist, 15, 74-80   [view file]

Zaw U K, Clark A H (1978) Fluoride-hydroxyl ratios of skarn silicates, Cantung E-zone scheelite orebody, Tungsten, Northwest Territories, The Canadian Mineralogist, 16, 207-221   [view file]

Hazen R M, Finger L W (1985) High–pressure crystal chemistry of scheelite-type tungstates and molybdates, Journal of Physics and Chemistry of Solids, 46, 253-263   [link]

Kloprogge J T, Frost R L (1999) A Raman microscopic study of tungstate and molybdate minerals: scheelite, wolframite and wulfenite, Neues Jahrbuch für Mineralogie, Monatshefte, 1999, 193-211

Itoh M, Fujita M (2000) Optical properties of scheelite and raspite PbWO4 crystals, Physical Review B, 62, 12825-12830

Wood S A, Samson I M (2000) The hydrothermal geochemistry of tungsten in granitoid environments: I. Relative solubilities of ferberite and scheelite as a function of T, P, pH and mNaCl, Economic Geology, 95, 143-182

Crane M, Frost R L, Williams P A, Kloprogge J T (2002) Raman spectroscopy of the molybdate minerals chillagite (tungsteinian wulfenite-I4), stolzite, scheelite, wolframite and wulfenite, Journal of Raman Spectroscopy, 33, 62-66

Errandonea D, Monjón F J, Somayazulu M, Häusermann D (2004) Effects of pressure on the local atomic structure of CaWO4 and YLiF4: mechanism of the scheelite-to-wolframite and scheelite-to-fergusonite transitions, Journal of Solid State Chemistry, 177, 1087-1097

Kloprogge J T, Weier M L Duong L V, Frost R L (2004) Microwave-assisted synthesis and characterisation of divalent metal tungstate nanocrystalline minerals: ferberite, hübnerite, sanmartinite, scheelite and stolzite, Materials Chemistry and Physics, 88, 438-443

Rodríguez-Hernández P, López-Solano J, Radescu S, Mujica A, Muñoz A, Errandonea D, Pellicer-Porres J, Segura A, Ferrer-Roca C, Manjón F J, Kumar R S, Tschauner O, Aquilanti G (2006) Theoretical and experimental study of CaWO4 and SrWO4 under pressure, Journal of Physics and Chemistry of Solids, 67, 2164-2171

Poulin R S, McDonald A M, Kontak D J, McClenaghan M B (2016) On the relationship between cathodoluminescence and the chemical composition of scheelite from geologically diverse ore-deposit environments, The Canadian Mineralogist, 54, 1147-1173

Poulin R S, Kontak D J, McDonald A (2018) Assessing scheelite as an ore-deposit discriminator using its trace-element and REE chemistry, The Canadian Mineralogist, 56, 265-302