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Name: Anorthite RRUFF ID: R070510 Ideal Chemistry: Ca(Al2Si2O8) Locality: Larvik, Vestfold, Norway Source: James Shigley [view label] Owner: RRUFF Description: Colorless to white vitreous crystals. Variety bytownite. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ feldspar (62) ] | ||
Quick search: [ All Anorthite samples (13) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070510.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 8.171(6)Å b: 12.872(8)Å c: 7.092(6)Å alpha: 93.55(5)° beta: 116.17(4)° gamma: 89.97(5)° Volume: 667.9(2)Å3 Crystal System: triclinic |
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REFERENCES for Anorthite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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Rose G (1823) Ueber den Feldspath, Albit, Labrador und Anorthit, Annalen der Physik und der Physikalischen Chemie, 73, 173-208 [view file] |
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Rose M G (1824) On felspar, albite, labrador, and anorthite, The Annals of Philosophy, 7, 49-59 [view file] |
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Claringbull G F (1953) Mineralogical Society (London), American Mineralogist, 38, 734-737 [view file] |
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Stewart D B, Walker G W, Wright T L, Fahey J J (1966) Physical properties of calcic labradorite from Lake County, Oregon, American Mineralogist, 51, 177-197 [view file] |
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Bambauer H U, Corlett M, Eberhard E, Viswanathan K (1967) Diagrams for the determination of plagioclases using X-ray powder methods (Part III of laboratory investigations of plagioclases), Schweizerische Mineralogische und Petrographische Mitteilungen, 47, 333-349 |
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Stewart D B (1967) Four-phase curve in the system CaAl2Si2O8-SiO2-H2O between 1 and 10 kilobars, Schweizerische Mineralogische und Petrographische Mitteilungen, 47, 35-59 |
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Nager H E, Hoffmann W, Nissen H U (1969) Die Mischreihe (Ca,Sr)[Al2Si2O8], Naturwissenschaften, 56, 136-136 |
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Wainwright J E, Starkey J (1971) A refinement of the structure of anorthite, Zeitschrift für Kristallographie, 133, 75-84 [view file] |
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Lindbloom J T, Gibbs G V, Ribbe P H (1974) The crystal structure of hurlbutite: A comparison with danburite and anorthite, American Mineralogist, 59, 1267-1271 [view file] |
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Louisnathan S J, Bloss F D, Korda E J (1978) Measurement of refractive indices and their dispersion, American Mineralogist, 63, 394-400 [view file] |
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Sharma S K, Simons B, Yoder H S (1983) Raman study of anorthite, calcium Tschermak's pyroxene, and gehlenite in crystalline and glassy states, American Mineralogist, 68, 1113-1125 [view file] |
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Wenk H R, Kroll H (1984) Analysis of P1, I1, and C1 plagioclase structures, Bulletin de Minéralogie, 107, 467-487 |
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Carpenter M A, McConnell J D C, Navrotsky A (1985) Enthalpies of ordering in the plagioclase feldspar solid-solution, Geochimica et Cosmochimica Acta, 49, 947-966 |
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Matson D W, Sharma S K, Philpotts J A (1986) Raman-spectra of some tectosilicates and of glasses along the orthoclase-anorthite and nepheline-anorthite joins, American Mineralogist, 71, 694-704 [view file] |
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Angel R J, Carpenter M A, Finger L W (1990) Structural variation associated with compositional variation and order-disorder behavior in anorthite-rich feldspars, American Mineralogist, 75, 150-162 [view file] |
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Chernosky J V, Berman R G (1991) Experimental reversal of the equilibrium andalusite + calcite + quartz = anorthite + CO2, The Canadian Mineralogist, 29, 791-802 [view file] |
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Mernagh T P (1991) Use of the laser Raman microprobe for discrimination amongst feldspar minerals, Journal of Raman Spectroscopy, 22, 453-457 |
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Blum A E (1994) Feldspars in weathering, in I. Parson (ed.), Feldspars and their reactions Kluwer Academic Dordrecht, the Netherlands 595-630 |
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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] |
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Boffa Ballaran T, Carpenter M A (2003) Line broadening and enthalpy: Some empirical calibrations of solid solution behaviour from IR spectra, Phase Transitions, 76, 137-154 |
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Le Parc R, Champagnon B, Dianoux J, Jarry P, Martinez V (2003) Anorthite and CaAl2Si2O8 glass: low frequency Raman spectroscopy and neutron scattering, Journal of Non-Crystalline Solids, 323, 155-161 [link] |
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Hamilton V E, McSween H Y, Hapke B (2005) Mineralogy of Martian atmospheric dust inferred from thermal infrared spectra of aerosols, Journal of Geophysical Research, 110, E12006 [link] |
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Freeman J J, Wang A, Kuebler K E, Jolliff B L, Haskin L A (2008) Characterization of natural feldspars by Raman spectroscopy for future planetary exploration, The Canadian Mineralogist, 46, 1477-1500 [view file] |
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Glass B P, Fries M (2008) Micro-Raman spectroscopic study of fine-grained, shock-metamorphosed rock fragments from the Australasian microtektite layer, Meteoritics and Planetary Science, 43, 1487-1496 [view file] |
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Papike J J, Karner J M, Shearer C K, Burger P V (2009) Silicate mineralogy of martian meteorites, Geochimica et Cosmochimica Acta, 73, 7443-7485 |
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Parsons I (2010) Feldspars defined and described: a pair of posters published by the Mineralogical Society. Sources and supporting information, Mineralogical Magazine, 74, 529-551 [view file] |
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Kaercher P, Militzer B, Wenk H R (2014) Ab initio calculations of elastic constants of plagioclase feldspars, American Mineralogist, 99, 2344-2352 |
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Brown J M, Angel R J, Ross N L (2016) Elasticity of plagioclase feldspars, Journal of Geophysical Research, 121, 1-13 |
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Jin S, Xu H (2017) Solved: The enigma of labradorite feldspar with incommensurately modulated structure, American Mineralogist, 102, 21-32 |
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Befus K S, Lin J-F, Cisneros M, Fu S (2018) Feldspar Raman shift and application as a magmatic thermobarometer, American Mineralogist, 103, 600-609 |
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Morrison S M, Downs R T, Blake D F, Prabhu A, Eleish A, Vaniman D T, Ming D W, Rampe E B, Hazen R M, Achilles C N, Treiman A H, Yen A S, Morris R V, Bristow T F, Chipera S J, Sarrazin P C, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Relationships between unit-cell parameters and composition for rock-forming minerals on Earth, Mars, and other extraterrestrial bodies, American Mineralogist, 103, 848-856 [view file] |
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Morrison S M, Downs R T, Blake D F, Vaniman D T, Ming D W, Hazen R M, Treiman A H, Achilles C N, Yen A S, Morris R V, Rampe E B, Bristow T F, Chipera S J, Sarrazin P C, Gellert R, Fendrich K V, Morookian J M, Farmer J D, Des Marais D J, Craig P I (2018) Crystal chemistry of martian minerals from Bradbury Landing through Naukluft Plateau, Gale crater, Mars, American Mineralogist, 103, 857-871 [view file] |
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Jin S, Xu H, Wang X, Jacobs R, Morgan D (2020) The incommensurately modulated structures of low-temperature labradorite feldspars: a single-crystal X-ray and neutron diffraction study, Acta Crystallographica, B76, 93-107 |
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Götz E, Kleebe H, Kolb U (2022) The hierarchical internal structure of labradorite, European Journal of Mineralogy, 34, 393-410 |
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