Meta-autunite R060476

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Record 3 of 5  


Name: Meta-autunite
RRUFF ID: R060476
Ideal Chemistry: Ca(UO2)2(PO4)2·6H2O
Locality: San Pedro mine, Malacheta, Minas Gerais, Brazil
Source: Michael Scott S100363 [view label]
Owner: RRUFF
Description: Book of yellowish-green thin tabular crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ meta-autunite (5) ]
Quick search: [ All Meta-autunite samples (4) ]
CHEMISTRY 
RRUFF ID: R060476.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca0.87Sr0.05Ba0.04)∑=0.96(UO2)1.95(PO4)2.08·4.10H2O
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: R060476
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 10% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060476.1
Sample Description: Powder
Cell Refinement Output: a: 6.9816(5)Å    b: 6.9816(5)Å    c: 8.4497(7)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 411.86(6)Å3    Crystal System: tetragonal
  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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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 Meta-autunite

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]

Gaubert M P (1904) Produits de déshydratation de quelques phosphates et orientation du chlorure de baryum sur les minéraux du groupe de l´autunite, Bulletin de la Société Française de Minéralogie, 27, 222-233   [view file]

Donnay G, Donnay J D H (1955) Contribution to the crystallography of uranium minerals, in Contribution to the Crystallography of Uranium Minerals Geological Survey for the United States Atomic Energy Commission, Technical Information Service Oak Ridge 1-42   [view file]

Makarov E S, Ivanov V I (1960) The crystal structure of meta-autunite, Ca(UO2)2(PO4)2·6H2O, Doklady Akademii Nauk SSSR Earth Science Sections, 132, 601-603   [view file]

Ross M (1963) The crystallography of meta-autunite (I), American Mineralogist, 48, 1389-1393   [view file]

Butt C R M, Graham J (1981) Sodian potassian hydroxonian meta-autunite: first natural occurrence of an intermediate member of a predicted solid solution series, American Mineralogist, 66, 1068-1072   [view file]

Frost R L, Weier M L (2004) Hot-stage Raman spectroscopic study of the thermal decomposition of saléeite, Journal of Raman Spectroscopy, 35, 299-307

Suzuki Y, Sato T, Isobe H, Kogure T, Murakami T (2005) Dehydration processes in the meta-autunite group minerals meta-autunite, metasaléeite, and metatorbernite, American Mineralogist, 90, 1308-1314   [view file]

Plášil J, Sejkora J, Čejka J, Škoda R, Goliáš V (2009) Supergene mineralization of the Medvedín uranium deposit, Krkonoše Mountains, Czech Republic, Journal of Geosciences, 54, 15-56