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Name: Boracite RRUFF ID: R070317 Ideal Chemistry: Mg3B7O13Cl Locality: Douglashall, Westereglen, Stassfurt District, Saxony-Anhalt, Germany Source: James Shigley [view label] Owner: RRUFF Description: Colorless single crystal tetrahedron with minor cube modifications Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Mineral Group: [ Boracite (9) ] | ||
Quick search: [ All Boracite samples (2) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070317.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 8.526(2)Å b: 8.539(2)Å c: 12.064(3)Å alpha: 90° beta: 90° gamma: 90° Volume: 878.3(1)Å3 Crystal System: orthorhombic |
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REFERENCES for Boracite | |
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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 (1789) 36) Boracit, Bergmannisches Journal, 1, 393-394 [view file] |
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Mehmel M (1932) Kristallstrukturelle Untersuchungen am Borazit, Fortschritte der Mineralogie, 17, 436-438 |
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Ito T, Morimoto N, Sadanaga R (1951) The crystal structure of boracite, Acta Crystallographica, 4, 310-316 |
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Kühn R, Schaacke I (1955) Vorkommen und Analyse der Boracit- und Ericaitkristalle aus dem Salzhorst von Wathlingen-Hänigsen, Kali und Steinsalz, 1, 33-42 |
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Dowty E, Clark J R (1973) Crystal-structure refinements for orthorhombic boracite, Mg3B7O13Cl, and a trigonal, iron-rich analogue, Zeitschrift für Kristallographie, 138, 64-99 [view file] |
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Nelmes R J (1974) Structural studies of boracites. A review of the properties of boracites, Journal of Physics C: Solid State Physics, 7, 3841-3855 |
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Burns P C (1995) X-ray powder diffraction data for the identification of boracite-group minerals, Powder Diffraction, 10, 250-260 |
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Burns P C, Carpenter M A (1996) Phase transitions in the series boracite trembathite congolite: phase relations, The Canadian Mineralogist, 34, 881-892 [view file] |
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Burns P C, Carpenter M A (1997) Phase transitions in the series boracite trembathite congolite: an infrared spectroscopic study, The Canadian Mineralogist, 35, 189-202 [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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Grice J D, Gault R A, Van Velthuizen J (2005) Borate minerals of the Penobsquis and Millstream deposits, southern New Brunswick, Canada, The Canadian Mineralogist, 43, 1469-1487 [view file] |
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Iliev M N, Hadjiev V G, Mendoza M E, Pascual J (2007) Raman spectroscopy of multiferroic trigonal boracite Co3B7O13Cl, Physical Review B, 76, 214112-5 |
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Xiong, Y (2020) Experimental determination of the solubility constant of kurnakovite, MgB3O3(OH)5·5H2O, American Mineralogist, 105, 977-983 |
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