Fluoborite R061042
Name: Fluoborite
RRUFF ID: R061042
Ideal Chemistry: Mg3(BO3)F3
Locality: Kinmount, Ontario, Canada
Source: Royal Ontario Museum M52521 [view label]
Owner: RRUFF
Description: Off white massive bleb, fluorescent under short wave ultraviolet light, embedded in white calcite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
CHEMISTRY 
RRUFF ID: R061042.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Mg0.99Fe0.01)Σ=3(BO3)(F1.96(OH)1.04)Σ=3 ; B assumed by stoichiometry; OH estimated by difference and stoichiometry
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R061042
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: R061042.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.840(2)Å    b: 8.840(2)Å    c: 3.0985(7)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 209.70(4)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 Fluoborite

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]

Geijer P (1926) Norbergite and fluoborite, two new minerals from the Norberg mining district, Geologiska Föreningens i Stockholm Förhandlingar, 48, 84-85   [view file]

Foshag W F (1927) New mineral names, American Mineralogist, 12, 265-266   [view file]

Bauer L H, Berman H (1929) Mooreite, a new mineral and fluoborite from Sterling Hill, New Jersey, American Mineralogist, 14, 165-172   [view file]

Schaller W T (1942) The identity of ascharite, camsellite, and β-ascharite with szaibelyite; and some relations of the magnesium borate minerals, American Mineralogist, 27, 467-486

Takéuchi Y (1950) The structure of fluoborite, Acta Crystallographica, 3, 208-210

Fleischer M (1957) New mineral names, American Mineralogist, 42, 919-921   [view file]

Segnit E R, Lancucki C J (1963) Fluoborite from Crestmore, California, American Mineralogist, 48, 678-683

Brovkin A A, Lazebnik Y D, Lebedeva L I (1967) Some results of the study of fluoborite from the Northeast of the USSR, X-ray Diffraction Analysis of Minerals, 6, Nedra Moscow 77-86   [view file]

Dal Negro A, Tadini C (1974) Refinement of the crystal structure of fluoborite, Mg3(F,OH)3(BO3), Tschermaks Mineralogische und Petrographische Mitteilungen, 21, 94-100

Moore P B, Araki T (1976) Painite, CaZrB[Al9O18]: its crystal structure and relation to jeremejevite, B5[◻3Al6(OH)3O15], and fluoborite, B3[Mg9(F,OH)9O9], American Mineralogist, 61, 88-94   [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]