Pyrochlore R110198

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Record 8 of 11  


Name: Pyrochlore
RRUFF ID: R110198
Ideal Chemistry: Ca2Nb2O7
Locality: St Lawrence Columbian mine, Oka comples, Oka, Quebec, Canada
Source: Donald Doell [view label]
Owner: RRUFF
Description: Loose black octahedra
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Quick search: [ All Pyrochlore samples (4) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample; 780 nm spectrum overwhelmed by fluorescence.
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110198
Wavelength:
Sample Description: Unoriented Raman on the primary sample; 780 nm spectrum overwhelmed by fluorescence.
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110198.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.453(3)Å    b: 10.453(3)Å    c: 10.453(3)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1142.3(2)    Crystal System: cubic
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REFERENCES for Pyrochlore

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]

Wöhler F (1826) Ueber den pyrochlor, eine neue mineralspecies, Annalen der Physik und Chemie, 7, 417-428   [view file]

Lima de Faria, J (1958) Heat treatment of metamict euxenites, polymignites, yttrotantalites, samarskites, pyrochlores, and allanites., Mineralogical Museum, section of the Junta de Investigações do Ultramar, 3R, 937-942

Hogarth D D (1961) A study of pyrochlore and betafite, The Canadian Mineralogist, 6, 610-633   [view file]

Fleischer M (1963) New mineral names, American Mineralogist, 48, 1413-1421   [view file]

Petruk W, Owens D R (1975) Electron microprobe analysis for pyrochlores from Oka, Quebec, The Canadian Mineralogist, 13, 282-285   [view file]

Hogarth D D (1977) Classification and nomenclature of the pyrochlore group, American Mineralogist, 62, 403-410   [view file]

Mazzi F, Munno R (1983) Calciobetafite (new mineral of the pyrochlore group) and related minerals from Campi Flegrei, Italy; crystal structures of polymignyte and zirkelite: comparison with pyrochlore and zirconolite, American Mineralogist, 68, 262-276   [view file]

Levin I, Amos T G, Nino J C, Vanderah T A, Randall C A, Lanagan M T (2002) Structural study of an unusual cubic pyrochlore Bi1.5Zn0.92Nb1.5O6.92, Journal of Solid State Chemistry, 168, 69-75

Caprilli E, Della Ventura G, Williams T C, Parodi G C, Tuccimei P (2006) The crystal chemistry of non-metamict pyrochlore-group minerals from Latium, Italy, The Canadian Mineralogist, 44, 1367-1378   [view file]

Atencio D, Andrade M B, Christy A G, Gieré R, Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature, The Canadian Mineralogist, 48, 673-698