Euclase R100157


 Name: Euclase
RRUFF ID: R100157
Ideal Chemistry: BeAlSiO4(OH)
Locality: Unknown
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Blue cut gemstone
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Euclase samples (4) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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RRUFF ID: R100157
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R100157.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 4.7811(8)Å    b: 14.341(2)Å    c: 4.6332(7)Å
alpha: 90°    beta: 100.330(9)°    gamma: 90°   Volume: 312.54(7)Å3    Crystal System: monoclinic
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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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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Euclase

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]

Hauy R J (1792) De l´euclase, Observations sur la Physique, sur l’Histoire Naturelle et sur les Arts, 41, 155-156   [view file]

Biscoe J, Warren B E (1933) The structure of euclase HBeAlSiO5, Zeitschrift für Kristallographie, 86, 292-297   [view file]

Mrose M E, Appleman D E (1962) The crystal structures and crystal chemistry of väyrynenite, (Mn,Fe)Be(PO4)(OH), and euclase, AlBe(SiO4)·(OH), Zeitschrift für Kristallographie, 117, 16-36   [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

Demartin F, Gramaccioli C M, Pilati T (1992) A first occurrence of euclase in the Swiss Alps: Discovery and refinement of the crystal structure, Schweizerische Mineralogische und Petrographische Mitteilungen, 72, 159-165

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]

Gilles-Guéry L, Galoisy L, Schnellrath J, Baptiste B, Calas G (2022) Mn3+ and the pink color of gem-quality euclase from northeast Brazil, American Mineralogist, 107, 489-494