Tazzoliite R130042

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Record 27 of 27  

Name: Tazzoliite
RRUFF ID: R130042
Ideal Chemistry: Ba2CaSr0.5Na0.5Ti2Nb3SiO17[PO2(OH)2]0.5
Locality: Monte delle Basse, Euganei Hills, Galzignano Terme, Padova, Italy
Source: Fabrizio Nestola
Owner: Fabrizio Nestola
Description: Lamellar pale orange transparent crystals. Associated with a diopsidic pyroxene and titanite. Data from Camara et al (2012)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ pyrochlore (27) ]
CHEMISTRY 
RRUFF ID: R130042.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ba1.93Ca1.20Sr0.52Na0.25Fe2+0.10)Σ=4(Nb2.88Ti2.05Ta0.07Zr0.01V5+0.01)Σ=5.02SiO17[(P0.13Si0.12S0.07)Σ=0.32O0.66(OH)0.66][F0.09(OH)0.23]Σ=0.32
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
Instrument settings: Micro Raman spectrometer (own design) 514.5nm @ 100% of 10-50mW
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POWDER DIFFRACTION 
RRUFF ID: R130042.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.4116(3)Å    b: 20.0632(8)Å    c: 21.4402(8)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 3188.2(2)Å3    Crystal System: orthorhombic
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REFERENCES for Tazzoliite

Williams P A, Hatert F, Pasero M, Mills S J (2011) IMA Commission on new minerals, nomenclature and classification (CNMNC) Newsletter 10. New minerals and nomenclature modifications approved in 2011, Mineralogical Magazine, 75, 2549-2561   [view file]

Cámara F, Nestola F, Bindi L, Guastoni A, Zorzi F, Peruzzo L, Pedron D (2012) Tazzoliite: a new mineral with a pyrochlore-related structure from the Euganei Hills, Padova, Italy, Mineralogical Magazine, 76, 827-838   [view file]

Cámara F, Gagné O C, Belakovskiy D I, Uvarova Y (2015) New mineral names, American Mineralogist, 100, 1319-1332   [view file]