Montebrasite R060890

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Record 1799 of 2750  

Name: Montebrasite
RRUFF ID: R060890
Ideal Chemistry: LiAl(PO4)(OH)
Locality: Mount Marie, Paris, Maine, USA
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: Colorless massive
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Montebrasite samples (4) ]
CHEMISTRY 
RRUFF ID: R060890.2
Sample Description: Microprobe Fragment
Measured Chemistry: Li1.00Al1.00(P1.00O4)(OH)0.63F0.37)Σ=1 ; Li not measured but estimated by stoichiometry
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented and mounted on a pin.
Pin ID: M01084
Orientation: Laser parallel to  -a*  (-1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060890
Wavelength:
Sample Description: Unoriented 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: R060890.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.699(1)Å    b: 7.719(1)Å    c: 6.978(1)Å
alpha: 90.96(1)°    beta: 117.77(1)°    gamma: 91.40(1)°   Volume: 319.0(1)Å3    Crystal System: triclinic
  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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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Montebrasite

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]

Des Cloizeaux A (1871) Note sur la montebrasite, Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences, 73, 306-306   [view file]

Nel H J (1946) Petalite and amblygonite from Karibib, South West Africa, American Mineralogist, 31, 51-57   [view file]

Černá I, Černý P, Ferguson R B (1972) The Tanco pegmatite at Bernic Lake, Manitoba. III. Amblygonite-montebrasite, The Canadian Mineralogist, 11, 643-659   [view file]

Groat L A, Rausepp M, Hawthorne F C, Ercit T S, Sherriff B L, Hartman J S (1990) The amblygonite-montebrasite series: Characterization by single-crystal structure refinement, infrared spectroscopy, and multinuclear MAS-NMR spectroscopy, American Mineralogist, 75, 992-1008   [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]

Rondeau B, Fritsch E, Lefevre P, Guiraud M, Fransolet A M, Lulzac Y (2006) A Raman investigation of the amblygonite—montebrasite series, The Canadian Mineralogist, 44, 1109-1117   [view file]

Dias L N, Pinheiro M V B, Moreira R L, Krambrock K, Guedes K J, Menezes L A D, Karfunkel J, Schnellrath J, Scholz R (2011) Spectroscopic characterization of transition metal impurities in natural montebrasite/amblygonite, American Mineralogist, 96, 42-52   [view file]

Simmons W B, Falster A U, Nizamoff J W, Freeman G (2019) Giant spodumene and montebrasite crystals from the Plumbago North pegmatite, Oxford County, Maine, The Canadian Mineralogist, 57, 795-797

Toledo J R, De Oliveira R, Dias L N, Chaves M L C, Karfunkel J, Scholz R, Pinheiro M V B, Krambrock K (2020) Radiation-induced defects in montebrasite: An electron paramagnetic resonance study of O– hole and Ti3+ electron centers, American Mineralogist, 105, 1051-1059