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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. |
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| Mineral Group: [ Olivine (61) ] | ||
| Quick search: [ All Chrysoberyl samples (9) ] | ||
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| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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| POWDER DIFFRACTION | |||||||
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| 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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| REFERENCES for Chrysoberyl | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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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] |
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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] |
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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] |
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Rose G (1839) Beschreibung einiger neuen Mineralien des Urals, Annalen der Physik und Chemie, 48, 551-573 [view file] |
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Farrell E F, Fang J H, Newnham (1963) Refinement of the chrysoberyl structure, American Mineralogist, 48, 804-810 [view file] |
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Newnham R, Santoro R, Pearson J, Jansen C (1964) Ordering of Fe and Cr in chrysoberyl, American Mineralogist, 49, 427-430 [view file] |
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Gubelin E (1976) Alexandrite from Lake Manyara, Tanzania, Gems & Gemology, 15, 203-209 [view file] |
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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 |
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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] |
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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] |
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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 |
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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 |
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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 |
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