Chrysoberyl R110114

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Record 827 of 4216  

Name: Chrysoberyl
RRUFF ID: R110114
Ideal Chemistry: BeAl2O4
Locality: Synthetic
Source: Gemological Institute of America 10-12-2010-19 [view label]
Owner: RRUFF
Description: A cut, blue-green to purple (dependent on incident light source) (0.80ct) alexandrite gemstone, grown by crystal pulling.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Olivine (61) ]
Quick search: [ All Chrysoberyl samples (9) ]
Sample Description: Unoriented Raman on the primary sample

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Raman Mode Analysis
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RRUFF ID: R110114
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 1% of 150mW
RRUFF ID: R110114.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.415(2)Å    b: 5.484(1)Å    c: 4.4326(7)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 228.87(8)Å3    Crystal System: orthorhombic
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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 Chrysoberyl

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]

Werner A G (1790) Chapitre IV. Explication des characteres exterieurs des fossiles. De la couleur verd, in Traité des Caracter Exterieurs des Fossiles L.N. Frantin Dijon, France 109-116   [view file]

Delamétherie J C (1792) Observations et mémoires sur la physique, sur l’histoire naturelle, et sur les arts et métiers. Discours préliminaire, Observations sur la Physique, sur l’Histoire Naturelle et sur les Arts, 40, 2-40   [view file]

Rose G (1839) Beschreibung einiger neuen Mineralien des Urals, Annalen der Physik und Chemie, 48, 551-573   [view file]

Farrell E F, Fang J H, Newnham (1963) Refinement of the chrysoberyl structure, American Mineralogist, 48, 804-810   [view file]

Newnham R, Santoro R, Pearson J, Jansen C (1964) Ordering of Fe and Cr in chrysoberyl, American Mineralogist, 49, 427-430   [view file]

Gubelin E (1976) Alexandrite from Lake Manyara, Tanzania, Gems & Gemology, 15, 203-209   [view file]

Hofmeister A M, Hoering T C, Virgo D (1987) Vibrational spectroscopy of of beryllium aluminosilicates: heat capacity calculations from band assignments, Physics and Chemistry of Minerals, 14, 205-224

Martin-Izard A, Paniagua A, Moreiras D, Acevedo R D, Marcos-Pascual C (1995) Metasomatism at a granitic pegmatite - dunite contact in Galicia: the Franqueira occurrence of chrysoberyl (alexandrite), emerald, and phenakite, The Canadian Mineralogist, 33, 775-792   [view file]

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970   [view file]

Weber S U, Grodzicki M, Lottermoser W, Redhammer G J, Tippelt G, Ponahlo J, Amthauer G (2007) 57Fe Mössbauer spectroscopy, X-ray single-crystal diffractometry, and electronic structure calculations on natural alexandrite, Physics and Chemistry of Minerals, 34, 507-515

Drev S, Komelj M, Mazaj M, Daneu N, Rečnik A (2015) Structural investigation of (130) twins and rutile precipitates in chrysoberyl crystals from Rio das Pratinhas in Bahia (Brazil), American Mineralogist, 100, 861-871

Ollier N, Fuchs Y, Cavani O, Horn A H, Rossano S (2015) Influence of impurities on Cr3+ luminescence properties in Brazilian emerald and alexandrite, European Journal of Mineralogy, 27, 783-792