Alforsite R070356


Name: Alforsite
RRUFF ID: R070356
Ideal Chemistry: Ba5(PO4)3Cl
Locality: Madrelena mine, Tres Pozos, Baja California Norte, Mexico
Source: Michael Scott S102968 [view label]
Owner: Michael Scott
Description: Colorless fragment
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Apatite (55) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample; 785 spectrum is overwhelmed by fluorescence
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070356
Wavelength:
Sample Description: Unoriented sample; 785 spectrum is overwhelmed by fluorescence
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070356.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.1282(6)Å    b: 10.1282(6)Å    c: 7.5758(6)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 673.01(8)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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REFERENCES for Alforsite

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]

Hata M, Marumo F, Iwai S (1979) Structure of barium chlorapatite, Acta Crystallographica, B35, 2382-2384

Newberry N G, Essene E J, Peacor D R (1981) Alforsite, a new member of the apatite group: the barium analogue of chlorapatite, American Mineralogist, 66, 1050-1053   [view file]