Bertossaite R060666

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Record 433 of 4039  


Name: Bertossaite
RRUFF ID: R060666
Ideal Chemistry: Li2CaAl4(PO4)4(OH)4
Locality: Buranga, Rwanda
Source: Michael Scott S101293 [view label]
Owner: RRUFF
Description: Pale pink massive
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Carminite (8) ]
CHEMISTRY 
RRUFF ID: R060666.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Li1.86Na0.14)Σ=2(Ca0.90Mn0.06Mg0.04)Σ=1(Al3.90Fe3+0.10)Σ=4(P1.00O4)4((OH)3.06F0.94)Σ=4; H2O assumed by stoichiometry; Li estimated by difference; OH estimated by charge balance
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented very pale pink crystals
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060666
Wavelength:
Sample Description: Unoriented very pale pink crystals
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060666.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 11.473(1)Å    b: 15.725(2)Å    c: 7.232(9)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1304.8(3)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 Bertossaite

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]

von Knorring O (1965) Notes on some pegmatite minerals from Rwanda, Bulletin du Service Géologique de la République du Rwanda, 2, 11-13   [view file]

von Knorring O, Mrose M E (1966) Abstract of paper presented at the eleventh meeting: Bertossaite, (Li, Na)2(Ca, Fe, Mn)Al4(PO4)4(OH, F)4, a new mineral from Rwanda (Africa), The Canadian Mineralogist, 8, 668-668   [view file]

Fleischer M (1967) New mineral names, American Mineralogist, 52, 1579-1589   [view file]

Daltry V D C, von Knorring O (1998) Type-mineralogy of Rwanda with particular reference to the Buranga pegmatite, Geologica Belgica, 1, 9-15   [view file]

Roth P (2007) Bertossaite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 166-167

Hatert F, Lefèvre P, Fransolet A-M (2011) The crystal structure of bertossaite, CaLi2[Al4(PO4)4(OH,F)4], The Canadian Mineralogist, 49, 1079-1087   [view file]