Mawbyite R080011



Name: Mawbyite
RRUFF ID: R080011
Ideal Chemistry: PbFe3+2(AsO4)2(OH)2
Locality: Tsumeb, Namibia
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Reddish brown wedge-shaped crystals, many V-twinned, associated with quartz and scorodite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Natrochalcite (12) ]
CHEMISTRY 
RRUFF ID: R080011.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R080011
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R080011.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.050(5)Å    b: 6.277(4)Å    c: 7.530(4)Å
alpha: 90°    beta: 115.20(2)°    gamma: 90°   Volume: 387.1(5)Å3    Crystal System: monoclinic
  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 Mawbyite

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]

Pring A, McBriar E M (1989) Mawbyite, a new arsenate of lead and iron related to tsumcorite and carminite, from Broken Hill, New South Wales, American Mineralogist, 74, 1377-1381   [view file]

Kharisun, Taylor M R, Bevan D J M, Rae A D, Pring A (1997) The crystal structure of mawbyite, PbFe2(AsO4)2(OH)2, Mineralogical Magazine, 61, 685-691   [view file]

Krause W, Belendorff K, Bernhardt H J, McCammon C A, Effenberger H, Mikenda W (1998) Crystal chemistry of the tsumcorite-group minerals. New data on ferrilotharmeyerite, tsumcorite, thometzekite, mounanaite, helmutwinklerite, and a redefinition of gartrellite, European Journal of Mineralogy, 10, 179-206