Parakeldyshite R120048

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Record 1065 of 1542  

Name: Parakeldyshite
RRUFF ID: R120048
Ideal Chemistry: Na2ZrSi2O7
Locality: Alluaiv Mt., Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Source: Donald Doell [view label]
Owner: RRUFF
Description: White massive
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R120048
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R120048.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.605(2)Å    b: 8.810(3)Å    c: 5.421(2)Å
alpha: 87.24(2)°    beta: 85.67(2)°    gamma: 71.45(2)°   Volume: 298.11(7)Å3    Crystal System: triclinic
  File Type Information Close
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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REFERENCES for Parakeldyshite

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]

Gerasimovskii V I (1962) Keldyshite - a new mineral, Doklady Akademii Nauk SSSR, 142, 916-918   [view file]

Khomyakov A P, Kazakova M E, Voronkov A A (1969) New data on keldyshite, Doklady Akademii Nauk SSSR, 189, 166-168   [view file]

Voronkov A A, Shumyatskaya N G, Pyatenko Y A (1970) Crystal structure of a new natural modification of Na2Zr[Si2O7], Journal of Structural Chemistry, 11, 866-867

Khomyakov A P, Kazakova M E, Vlasova E V, Smolyaninova N N (1975) Investigation on minerals of the keldyshite group, Trudy Mineralogicheskogo Muzeya Fersman Akademiya Nauk SSSR, 24, 120-131   [view file]

Sizova R G, Kuz'min E A, Ilyukhin V V (1975) Deciphering the continuous Patterson function of the Na,Zr-diorthosilicate Na2ZrSi2O7 (parakeldyshite) by the vector subsystem method, Konstitutsiya i Svoistva Mineralov, 9, 10-12   [view file]

Khomyakov A P (1977) Parakeldyshite - a new mineral, Doklady Akademii Nauk SSSR, 237, 703-705   [view file]

Raade G, Mladeck M H (1977) Parakeldyshite from Norway, The Canadian Mineralogist, 15, 102-107   [view file]

Fleischer M, Mandarino J A, Chao G Y (1979) New mineral names, American Mineralogist, 64, 652-659   [view file]

Pekov I V, Zubkova N V, Pushcharovsky D Y, Kolitsch U, Tillmanns E (2007) Refined crystal structure of parakeldyshite and genetic crystal chemistry of zirconium minerals with [Si2O7] diorthogroups, Crystallography Reports, 52, 1066-1071

Kabanova N A, Panikorovskii T L, Shilovskikh V V, Vlasenko N S, Yakovenchuk V N, Aksenov S M, Bocharov V N, Krivovichev S V (2020) The Na2−nHn[Zr(Si2O7)]∙mH2O minerals and related compounds (n = 0–0.5; m = 0.1): Structure refinement, framework topology, and possible Na+-ion migration paths, Crystals, 10, 1016   [view file]