Pargasite R050321

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Record 65 of 105  

Name: Pargasite
RRUFF ID: R050321
Ideal Chemistry: NaCa2(Mg4Al)(Si6Al2)O22(OH)2
Locality: Soper River, near Kimmirut, Baffin Island, Nunavut, Canada
Source: Frank Hawthorne
Owner: RRUFF
Description: Greenish brown transparent fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ amphibole (105) ]
Quick search: [ All Pargasite samples (4) ]
RRUFF ID: R050321.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na0.77K0.23)(Ca1.90Na0.10)Σ=2Mg4.00(Al0.58Fe3+0.07Ti0.05Mg0.30)(Si6.24Al1.76)Σ=8O22((OH)0.69F0.31)2
Sample Description: Unoriented sample

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RRUFF ID: R050321
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050321.1
Sample Description: NEW INFRARED RECORD
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050321.1
Sample Description: Powder
Cell Refinement Output: a: 9.8745(2)Å    b: 17.9553(6)Å    c: 5.2922(3)Å
alpha: 90.°    beta: 105.270(4)°    gamma: 90.°   Volume: 905.18(6)Å3    Crystal System: monoclinic
  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.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Pargasite

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]

Pansner J H L (1815) Korrespondenz, ├╝ber den sogenannten pargasit, Taschenbuch für die gesammte Mineralogie mit Hinsicht auf die neuesten Entdeckungen, 9, 301-308   [view file]

Majmundar H H (1969) Shorter communications: Pargasites from Madagascar, The Canadian Mineralogist, 10, 97-100   [view file]

Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052   [view file]

Goldman D S, Rossman G R (1982) The identification of Fe2+ in the M4 site of calcic amphiboles: reply, American Mineralogist, 67, 340-342   [view file]

Raudsepp M, Turnock A C, Hawthorne F C, Sherriff B L, Hartman J S (1987) Characterization of synthetic pargasitic amphiboles (NaCa2Mg4M3+Si6Al2O22(OH,F)2; (M3+ = Al, Cr, Ga, Sc, In) by infrared spectroscopy, Rietveld structure refinement, and 27Al, 29Si, and 19F MAS NMR spectroscopy, 72, 580-593

Leake B E, Woolley A R, Arps C E S, Birch W D, Gilbert M C, Grice J D, Hawthorne F C, Kato A, Kisch H J, Krivovichev V G, Linthout K, Laird J, Mandarino J A, Maresch W V, Nickel E H, Rock N M S, Schumacher J C, Smith D C, Stephenson N C N, Ungaretti L, Whittaker E J W, Youzhi G (1997) Nomenclature of amphiboles: report of the Subcommittee on Amphiboles of the International Mineralogical Association, Commission on New Minerals and Mineral Names, The Canadian Mineralogist, 35, 219-246   [view file]

Tait K T, Hawthorne F C, Della Ventura G (2001) Al-Mg disorder in a gem-quality pargasite from Baffin Island, Nunavut, Canada, The Canadian Mineralogist, 39, 1725-1732   [view file]

Kahl W A, Maresch W V, Welch M D (2003) Enthalpy of formation of pargasite by high-temperature solution calorimetry and heat capacity of pargasite and fluoropargasite by differential scanning calorimetry, European Journal of Mineralogy, 15, 617-628

Apopei A I, Buzgar N (2010) The Raman study of amphiboles, Analele Stiintifice Ale Universitatii, Al. I. Cuza Iasi Geologie, 56, 57-83   [view file]

Hålenius U, Bosi F (2012) Cation ordering in Pb2+-bearing, Mn3+-rich pargasite from Långban, Sweden, American Mineralogist, 97, 1635-1640   [view file]

Heaveysege D, Abdu Y A, Hawthorne F C (2015) Long-range and short-range order in gem pargasite from Myanmar: crystal-structure refinement and infrared spectroscopy, The Canadian Mineralogist, 53, 497-510

Brown J M, Abramson E H (2016) Elasticity of calcium and calcium-sodium amphiboles, Physics of The Earth and Planetary Interiors, 261, 161-171