Rossmanite R070702

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Record 39 of 48  


Name: Rossmanite
RRUFF ID: R070702
Ideal Chemistry:    (Al2Li)Al6(Si6O18)(BO3)3(OH)3(OH)
Locality: Tanco Mine (Bernic Lake Mine), Bernic Lake, Lac-du-Bonnet area, Manitoba, Canada
Source: Michael Scott S102402 [view label]
Owner: RRUFF
Description: Light pink prismatic crystals associated with pollucite
Status: The identification of this mineral has been made only by X-ray diffraction.
Mineral Group: [ tourmaline (48) ]
Quick search: [ All Rossmanite samples (2) ]
CHEMISTRY 
RRUFF ID: R070702.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070702
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070702.1
Sample Description: Powder
Cell Refinement Output: a: 15.8226(2)Å    b: 15.8226(2)Å    c: 7.0938(1)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 1538.04(4)Å3    Crystal System: hexagonal
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Rossmanite

American Mineralogist Crystal Structure Database Record: [view record]

Gashrova B, Mihailova B, Konstantinov L (1997) Raman spectra of various types of tourmaline, European Journal of Mineralogy, 9, 935-940

Selway J B, Novák M, Hawthorne F C, Černý P, Ottolini Luisa, Kyser T K (1998) Rossmanite,    (LiAl2)Al6(Si6O18)(BO3)3(OH)4, a new alkali-deficient tourmaline: description and crystal structure, American Mineralogist, 83, 896-900   [view file]

Hawthorne F C, Henry D J (1999) Classification of the minerals of the tourmaline group, European Journal of Mineralogy, 11, 201-215

Ertl A, Rossman G R, Hughes J M, Prowatke S, Ludwig T (2005) Mn-bearing "oxy-rossmanite" with tetrahedrally coordinated Al and B from Austria: structure, chemistry, and infrared and optical spectroscopic study, American Mineralogist, 90, 481-487   [view file]

Henry D J, Novák M, Hawthorne F C, Ertl A, Dutrow B L, Uher P, Pezzotta F (2011) Nomenclature of the tourmaline-supergroup minerals, American Mineralogist, 96, 895-913   [view file]

Bosi F (2018) Tourmaline crystal chemistry, American Mineralogist, 103, 298-306