Corundum R110111

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Record 19 of 34  

Name: Corundum
RRUFF ID: R110111
Ideal Chemistry: Al2O3
Locality: Synthetic
Source: Gemological Institute of America 10-12-2010-16 [view label]
Owner: RRUFF
Description: A cut, red (1.07ct) ruby gemstone, flux grown.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Corundum (34) ]
Quick search: [ All Corundum samples (21) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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Raman Mode Analysis
Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110111
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 1% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R110111.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 4.765(1)Å    b: 4.765(1)Å    c: 13.007(5)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 255.7(2)Å3    Crystal System: hexagonal
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Corundum

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]

Gesner C (1565) Gemmis, quae erant in veste Aaronis, Liber Graecus, & e regione Latinus, Iola Hierotarantino interprete: cum Corollario Conradi Gesneri, in Sancti Patris Epiphanii Episcopi Cypri ad Diodorum Tyri episcopum, De XII 1-29   [view file]

Pauling L, Hendricks S B (1925) The crystal structures of hematite and corundum, Journal of the American Chemical Society, 47, 781-790   [view file]

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

Newnham R E, de Haan Y M (1962) Refinement of the α Al2O3, Ti2O3, V2O3 and Cr2O3 structures, Zeitschrift für Kristallographie, 117, 235-237   [view file]

Hayek E, Inama P, Schatz B (1963) Mischkristallbildung von As2O3 und Sb2O3, Monatshefte für Chemie, 94, 366-372

Moss S C, Newnham R E (1964) The chromium position in ruby, Zeitschrift für Kristallographie, 120, 359-363   [view file]

Yates B, Cooper R F, Pojur A F (1972) Thermal expansion at elevated temperatures: II. Aluminium oxide: experimental data between 100 and 800 K and their analysis, Journal of Physics C: Solid State Physics, 5, 1046-1058

Finger L W, Hazen R M (1978) Crystal structure and compression of ruby to 46 kbar, Journal of Applied Physics, 49, 5823-5826

Ishizawa N, Miyata T, Minato I, Marumo F, Iwai S I (1980) A structural investigation of α-Al2O3 at 2170 K, Acta Crystallographica, B36, 228-230

Lewis J, Schwarzenbach D (1982) Electric field gradients and charge density in corundum α-Al2O3, Acta Crystallographica, A38, 733-739

Kirfel A, Eichhorn K (1990) Accurate structure analysis with synchrotron radiation. The electron density in Al2O3 and Cu2O, Acta Crystallographica, A46, 271-284

Boettger J C (1997) High-precision, all-electron, full-potential calculation of the equation of state and elastic constants of corundum, Physical Review B, 55, 750-756

Catti M, Pavese A (1998) Equation of state of α-Al2O3 (corundum) from quasi-harmonic atomistic simulations, Acta Crystallographica, B54, 741-749

Bucher K, de Capitani C, Grapes R (2005) The development of a margarite-corundum blackwall by metasomatic alteration of a slice of mica schist in ultramafic rock, Kvesjöen, Norwegian Caledonides, The Canadian Mineralogist, 43, 129-156   [view file]

Gao R, Li H, Zhao J (2015) Dependence of R fluorescence lines of rubies on Cr3+ concentration at various temperatures, with implications for pressure calibrations in experimental apparatus, American Mineralogist, 100, 1554-1561

Sutherland F L, Coenraads R R, Abduriyim A, Meffre S, Hoskin P W O, Giuliani G, Beattie R, Wuhrer R, Sutherland G B (2015) Corundum (sapphire) and zircon relationships, Lava Plains gem fields, NE Australia: integrated mineralogy, geochemistry, age determination, genesis and geographical typing, Mineralogical Magazine, 79, 545-581

Sorokina E S, Hofmeister W, Häger T, Mertz-Kraus R, Buhre S, Saul J M (2016) Morphological and chemical evolution of corundum (ruby and sapphire): Crystal ontogeny reconstructed by EMPA, LA-ICP-MS, and Cr3+ Raman mapping, American Mineralogist, 101, 2716-2722

Wong J, Verdel C, Allen C M (2017) Trace-element compositions of sapphire and ruby from the eastern Australian gemstone belt, Mineralogical Magazine, 81, 1551-1576

Palke A C, Wong J, Verdel C, Ávila J N (2018) A common origin for Thai/Cambodian rubies and blue and violet sapphires from Yogo Gulch, Montana, U.S.A.?, American Mineralogist, 103, 469-479