Parauranophane R120075

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Record 2 of 2  


Name: Parauranophane
RRUFF ID: R120075
Ideal Chemistry: Ca(UO2)2(SiO3OH)2·5H2O
Locality: Capoeira pegmatite, Parelhas, Borborema mineral province, Rio Grande do Norte, Brazil
Source: Donald Doell [view label]
Owner: RRUFF
Description: Yellow prismatic crystals on albite, associated with a yellow fibrous unknown mineral
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Parauranophane samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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RRUFF ID: R120075
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R120075.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 13.971(1)Å    b: 15.461(1)Å    c: 6.6375(6)Å
alpha: 90°    beta: 91.434(4)°    gamma: 90°   Volume: 1433.3(3)Å3    Crystal System: monoclinic
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Parauranophane

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]

Foshag W F, Hunt W F (1935) New mineral names, American Mineralogist, 20, 813-814   [view file]

Nováček R (1935) Study of some secondary uranium minerals, Vestniku Královské Ceské Spolecnosti Nauk, 7, issue 2 1-16   [view file]

Steinocher V, Nováček R (1939) On β-uranotile, American Mineralogist, 24, 324-338   [view file]

Fleet M E (1972) The crystal structure of α Ni7S6, American Mineralogist, 57, 318-324   [view file]

Stohl F V, Smith D K (1981) The crystal chemistry of the uranyl silicate minerals, American Mineralogist, 66, 610-625   [view file]

Viswanathan K, Harneit O (1986) Refined crystal structure of beta-uranophane, Ca(UO2)2(SiO3OH)2·5H2O, American Mineralogist, 71, 1489-1493   [view file]

Vochten R, Blaton N, Peeters O, Van Springel K, Van Haverbeke L (1997) A new method of synthesis of boltwoodite and of formation of sodium boltwoodite, uranophane, sklodowskite and kasolite from boltwoodite, The Canadian Mineralogist, 35, 735-741   [view file]

Barinova A V, Rastsvetaeva R K, Sidorenko G A, Verin I A (2003) Crystal structure of β-uranophane from the Transbaikal region and its relation to the structure of the α modification, Crystallography Reports, 48, 12-15

Frost R L, Čejka J, Weier M L, Martens W (2006) Molecular structure of the uranyl silicates - a Raman spectroscopic study, Journal of Raman Spectroscopy, 37, 538-551

Plášil J (2018) Structural complexity of uranophane and uranophane-β: implications for their formation and occurrence, European Journal of Mineralogy, 30, 253-257

Miyawaki R, Hatert F, Pasero M, Mills S J (2022) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 69, European Journal of Mineralogy, 34, 463-468   [view file]

Hatert F, Mills S J, Pasero M, Miyawaki R, Bosi F (2023) CNMNC guidelines for the nomenclature of polymorphs and polysomes, Mineralogical Magazine, 87, 225-232