Bannisterite R060817

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Record 6 of 87  


Name: Bannisterite
RRUFF ID: R060817
Ideal Chemistry: (Ca,K,Na)(Mn2+,Fe2+)10(Si,Al)16O38(OH)8·nH2O
Locality: Broken Hill, New South Wales, Australia
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: Dark brown fragment with prominent cleavage
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Groups: [ Stilpnomelane (4) ] [ Clay (87) ]
CHEMISTRY 
RRUFF ID: R060817.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.65Ca0.32Na0.03)Σ=1(Mn2+5.37Fe2+4.48Mg0.15)Σ=10(Si14.68Al1.32)Σ=16O38(OH)8·8.77H2O
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: R060817
Wavelength:
Sample Description: Unoriented sample.
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060817.1
Sample Description: Powder
Cell Refinement Output: a: 22.290(3)Å    b: 16.389(3)Å    c: 24.598(3)Å
alpha: 90°    beta: 94.35(2)°    gamma: 90°   Volume: 8960(1)Å3    Crystal System: monoclinic
  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 Bannisterite

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]

Smith M L, Frondel C (1968) The related layered minerals ganophyllite, bannisterite, and stilpnomelane, Mineralogical Magazine, 36, 893-913   [view file]

Fleischer M (1969) New mineral names, American Mineralogist, 54, 573-580   [view file]

Dunn P J, Leavens P B, Norberg J A, Ramik R A (1981) Bannisterite: new chemical data and empirical formulae, American Mineralogist, 66, 1063-1067   [view file]

Heaney P J, Post J E, Evans H T (1992) The crystal structure of bannisterite, Clays and Clay Minerals, 40, 129-144

Jambor J L, Grew E S (1993) New mineral names, American Mineralogist, 78, 233-238   [view file]

Krivovichev S V (2013) Structural complexity of minerals: information storage and processing in the mineral world, Mineralogical Magazine, 77, 275-326