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Fluor-dravite R110031
Name: Fluor-dravite
RRUFF ID: R110031
Ideal Chemistry: NaMg3Al6(Si6O18)(BO3)3(OH)3F
Locality: Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea, Greece
Source: William W Pinch [view label]
Owner: RRUFF
Description: Black massive, associated with actinolite and omphacite R110038
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110031
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: R110031.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 15.955(1)Å    b: 15.955(1)Å    c: 7.2164(7)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 1591.0(2)Å3    Crystal System: hexagonal
  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 Fluor-dravite

American Mineralogist Crystal Structure Database Record: [view record]

Grice J D, Ercit T S (1993) Ordering of Fe and Mg in the tourmaline crystal structure: The correct formula, Neues Jahrbuch für Mineralogie, Abhandlungen, 165, 245-266   [view file]

Williams P A, Hatert F, Pasero M, Mills S (2010) New minerals approved in 2010, in International Mineralogical Association 1-7   [view file]

Clark C M, Hawthorne F C, Ottolini L (2011) Fluor-dravite, NaMg3Al6Si6O18(BO3)3(OH)3F, a new mineral species of the tourmaline group from the Crabtree Emerald mine, Mitchell County, North Carolina: Description and crystal structure, The Canadian Mineralogist, 49, 57-62   [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]

Gatta G D, Cámara F, Tait K T, Belakovskiy D (2012) New mineral names, American Mineralogist, 97, 2064-2072   [view file]

Bosi F (2018) Tourmaline crystal chemistry, American Mineralogist, 103, 298-306   [view file]