Rossmanite R070702

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Record 38 of 47  

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 (47) ]
Quick search: [ All Rossmanite samples (2) ]
RRUFF ID: R070702.2
Sample Description: Microprobe Fragment
Sample Description: Unoriented sample

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RRUFF ID: R070702
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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.

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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