Fluorcalciomicrolite R120163

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 7 of 15  

Name: Fluorcalciomicrolite
RRUFF ID: R120163
Ideal Chemistry: (Ca,Na,◻)2Ta2O6F
Locality: Alto Ligonha, Mozambique
Source: Marcus Origlieri [view label]
Owner: RRUFF
Description: Reddish brown octahedral fragment
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]
RRUFF ID: R120163.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca1.16Na0.70)Σ1.86(Ta1.56Nb0.25Ti0.13Sn0.06)Σ2(O5.84(OH)0.16)Σ6(F0.82(OH)0.18)
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample; 780 nm spectra overwhelmed by fluorescence

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
RRUFF ID: R120163
Sample Description: Unoriented sample; 780 nm spectra overwhelmed by fluorescence
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R120163.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.458(2)Å    b: 10.458(2)Å    c: 10.458(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1143.73(9)Å3    Crystal System: cubic
  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.

X Min:    X Max:    X Sort:
REFERENCES for Fluorcalciomicrolite

American Mineralogist Crystal Structure Database Record: [view record]

Williams P A, Hatert F, Pasero M, Mills S J (2012) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 14, New minerals and nomenclature modifications approved in 2012, Mineralogical Magazine, 76, 1281-1288   [view file]

Andrade M B, Atencio D, Persiano A I C, Ellena J (2013) Fluorcalciomicrolite, (Ca,Na,◻)2Ta2O6F, a new microlite-group mineral from Volta Grande pegmatite, Nazareno, Minas Gerais, Brazil, Mineralogical Magazine, 77, 2989-2996   [view file]

Belakovskiy D I, Cámara F, Gagne O C, Uvarova Y (2015) New mineral names, American Mineralogist, 100, 2352-2362   [view file]

Grew E S, Bosi F, Ros L, Kristiansson P, Gunter M E (2018) Fluor-elbaite, lepidolite and Ta-Nb oxides from a pegmatite of the 3000 Ma Sinceni Pluton, Swaziland: evidence for lithium-cesium-tantalum (LCT) pegmatites in the Mesoarchean, European Journal of Mineralogy, 30, 205-218