Aegirine R050074
Name: Aegirine
RRUFF ID: R050074
Ideal Chemistry: NaFe3+Si2O6
Locality: Mt. Malosa, Zomba, Chilwa, Alkaline Area, Malawi
Source: Rock Currier
Owner: RRUFF
Description: Black prismatic single crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ pyroxene (81) ]
Quick search: [ All Aegirine samples (7) ]
CHEMISTRY 
RRUFF ID: R050074.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na0.98Ca0.02)Σ=1(Fe3+0.96Ti0.01Mn0.03)Σ=1Si2.00O6
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: L00435
Orientation: Laser parallel to  a*  (1 0 0).     Fiducial mark perpendicular to laser is parallel to  -b   [0 -1 0].
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  orientation angle.
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050074
Wavelength:
Sample Description: Raman on unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050074.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R050074.1
Sample Description: Powder
Cell Refinement Output: a: 9.682(1)Å    b: 8.8145(6)Å    c: 5.306(4)Å
alpha: 90.°    beta: 107.08(3)°    gamma: 90.°   Volume: 432.9(3)Å3    Crystal System: monoclinic
  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.

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

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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Aegirine

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]

Berzelius J (1835) [Untitled note on aegirine], Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde, 1835, 184-185   [view file]

Lorenzen J (1882) On some minerals from the sodalite-syenite in the Juliane-haab district, south Greenland, Mineralogical Magazine, 5, 49-70   [view file]

Dana E S (1904) Monoclinic Section. Pyroxene, in The System of Mineralogy of James Dwight Data 1837-1868, Sixth Edition John Wiley & Sons New York 352-371   [view file]

Washington H S, Merwin H E (1927) The acmitic pyroxenes, American Mineralogist, 12, 233-252   [view file]

White, A J R (1962) Aegirine-riebeckite shists from South Westland, New Zealand, Journal of Petrology, 3, 38-48

Aleksandrov K S, Ryzhova T V, Belikov B P (1964) The elastic properties of pyroxenes, Soviet Physics - Crystallography, 8, 589-591   [view file]

Klein C (1966) Mineralogy and petrology of the metamorphosed Wabush Iron Formation, Southwestern Labrador, Journal of Petrology, 7, 246-305

Clark J R, Appleman D E, Papike J J (1969) Crystal-chemical characterization of clinopyroxenes based on eight new structure refinements, Mineralogical Society of America Special Paper, 2, 31-50   [view file]

Cameron M, Sueno S, Prewitt C T, Papike J J (1973) High-temperature crystal chemistry of acmite, diopside, hedenbergite, jadeite, spodumene, and ureyite, American Mineralogist, 58, 594-618   [view file]

Cameron M, Papike J J (1981) Structural and chemical variations in pyroxenes, American Mineralogist, 66, 1-50   [view file]

Ghose S, Kersten M, Langer K, Rossi G, Ungaretti L (1986) Crystal field spectra and Jahn Teller effect of Mn3+ in clinopyroxene and clinoamphiboles from India, Physics and Chemistry of Minerals, 13, 291-305

Morimoto N (1988) Nomenclature of pyroxenes, Mineralogical Magazine, 52, 535-550   [view file]

Pinckston R D, Smith D G W (1994) Mineralogy of the Lake zone, Thor Lake rare-metals deposit, N.W.T., Canada, Canadian Journal of Earth Sciences, 32, 516-532

Piilonen P C, McDonald A M, Lalonde A E (1998) The crystal chemistry of aegirine from Mont Saint-Hilaire, Quebec, The Canadian Mineralogist, 36, 779-791   [view file]

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970   [view file]

Pommier C J S, Downs R T, Stimpfl M, Redhammer G J, Denton M B (2005) Raman and X-ray investigations of LiFeSi2O6 pyroxene under pressure, Journal of Raman Spectroscopy, 36, 864-871   [view file]

Murad E (2006) Mineralogy of aegirine from Låven Island, Langesundfjorden, southern Norway, Norwegian Journal of Geology, 86, 435-438

Redhammer G J, Amthauer G, Roth G, Tippelt G, Lottermoser W (2006) Single crystal X-ray diffraction and temperature dependent 57Fe Mössbauer spectroscopy on the hedenbergite - aegirine (Ca,Na)(Fe2+,Fe3+)Si2O6 solid solution, American Mineralogist, 91, 1271-1292   [view file]

Nestola F, Tribaudino M, Boffa Ballaran T, Liebske C, Bruno M (2007) The crystal structure of pyroxenes along the jadeite-hedenbergite and jadeite-aegirine joins, American Mineralogist, 92, 1492-1501   [view file]

McCarthy A C, Downs R T, Thompson R M, Redhammer G J (2008) In situ high-pressure single-crystal X-ray study of aegirine, NaFe3+Si2O6, and the role of M1 size in clinopyroxene compressibility, American Mineralogist, 93, 1829-1837   [view file]

Buzatu A, Buzgar N (2010) The Raman study of single-chain silicates, Analele Stiintifice Ale Universitatii, Al. I. Cuza Iasi Geologie, 56, 107-125   [view file]

Nespolo M, Aroyo M I (2016) The modular structure of pyroxenes, European Journal of Mineralogy, 28, 189-203

Estrade G, Salvi S, Béziat D (2018) Crystallization and destabilization of eudialyte-group minerals in peralkaline granite and pegmatite: a case study from the Ambohimirahavavy complex, Madagascar, Mineralogical Magazine, 82, 375-399