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Rynersonite R080064

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Record 3287 of 4216  


Name: Rynersonite
RRUFF ID: R080064
Ideal Chemistry: CaTa2O6
Locality: Ampanodiana South pegmatite, Tetezantsio-Andoabatokely Pegmatite Field, Andrembesoa Commune, Betafo Department, Vakinankaratra Region (Betafo - Antsirabé region), Antananarivo Province, Madagascar
Source: Michael Scott S102384 [view label]
Owner: RRUFF
Description: Columnar aggregate of dark gray prismatic crystals, associated with quartz, orthoclase, liddicoatite and behierite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Aeschynite (8) ]
Quick search: [ All Rynersonite samples (2) ]
CHEMISTRY 
RRUFF ID: R080064.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R080064
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R080064
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 11.159(2)Å    b: 7.531(2)Å    c: 5.3508(8)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 449.6(2)Å3    Crystal System: orthorhombic
  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.

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

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]

Ismailzade I G (1958) Crystal structure of the niobiates and the tantalates of bivalent metals and their solid solutions, 22, 1480-1482

Jahnberg L, Andersson S, Magneli A (1959) Polymorphism in calcium tantalum(V) oxide CaTa2O6, Acta Chemica Scandinavica, 13, 1248-1249

Jahnberg L (1963) Crystal structure of orthorhombic CaTa2O6, Acta Chemica Scandinavica, 17, 2548-2559

Whiston C D, Smith A J (1967) Double oxides containing niobium or tantalum. II. Systems involving strontium or barium, Acta Crystallographica, 23, 82-84

Foord E E, Mrose M E (1978) Rynersonite, Ca(Ta,Nb)2O6, a new mineral from San Diego County, California, American Mineralogist, 63, 709-714   [view file]

Kan A, Ogawa H (2008) Crystal structural characterization and microwave dielectric properties of Ca(Ta2-xNbx)O6 ceramics, Japanese Journal of Applied Physics, 47, 7716-7720