Crocoite R050044

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Record 2 of 3  

Name: Crocoite
RRUFF ID: R050044
Ideal Chemistry: Pb(CrO4)
Locality: Red Ledge mine, Dundas, Tasmania
Source: Eugene Schlepp
Owner: RRUFF
Description: Red crystal fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Groups: [ Monazite (11) ] [ Baryte (18) ]
Quick search: [ All Crocoite samples (3) ]
CHEMISTRY 
RRUFF ID: R050044.2
Sample Description: Microprobe Fragment
Measured Chemistry: Pb1.02Cr0.99O4
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: L00200
Orientation: Laser parallel to  c*  (0 0 1).     Fiducial mark perpendicular to laser is parallel to  -a   [-1 0 0].
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  orientation angle.
Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050044
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
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050044.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R050044.1
Sample Description: Powder
Cell Refinement Output: a: 7.1281(5)Å    b: 7.4375(3)Å    c: 6.7990(5)Å
alpha: 90.°    beta: 102.445(6)°    gamma: 90.°   Volume: 351.99(3)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.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Crocoite

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]

Lehmann J G (1767) Nachricht von einem neu endechten Bleyerze, Neues Hamburg Magazin, 7, 336-348

Beudant F S (1832) Crocoïse, plomb chromaté, in Traité Élémentaire de Minéralogie, 2nd Edition Paris 669-670   [view file]

Petterd W F (1894) A catalogue of the minerals known to occur in Tasmania, with notes on their distribution, Papers and Proceedings of the Royal Society of Tasmania for 1893, 1984, 1-72   [view file]

Quareni S, de Pieri R (1965) A 3-dimensional refinement of structure of crocoite (PbCrO4), Acta Crystallographica, 19, 287-289

Wilkins R W T (1971) The Raman spectrum of crocoite, Mineralogical Magazine, 38, 249-250   [view file]

Effenberger H, Pertlik F (1986) Four monazite type structures: comparison of SrCrO4, SrSeO4, PbCrO4 (crocoite), and PbSeO4, Zeitschrift für Kristallographie, 176, 75-83

Knight K (2000) A high temperature structural phase transition in crocoite (PbCrO4) at 1068 K: Crystal structure refinement at 1073 K and thermal expansion tensor determination at 1000 K, Mineralogical Magazine, 64, 291-300   [view file]

Knight K (2000) A neutron powder diffraction determination of the thermal expansion tensor of crocoite (PbCrO4) between 60 K and 290 K, Mineralogical Magazine, 60, 963-972   [view file]

Frost R L (2004) Raman microscopy of selected chromate minerals, Journal of Raman Spectroscopy, 35, 153-158

Bandiello E, Errandonea D, Martinez-Garcia D, Santamaria-Perez D, Manjón F J (2012) Effects of high-pressure on the structural, vibrational, and electronic properties of monzanite-type PbCrO4, Physical Review, B 85, 024108-10