High-pressure behavior of åkermanite and gehlenite and phase stability of the normal structure in melilites

American Mineralogist

Volumn 94, Issue 5-6, 2009, Pages 704-709

  Merlini, Marco ^a   Gemmi, Mauro ^b   Hanfland, Michael ^a   Crichton, Wilson ^a  

^a EUROPEAN SYNCHROTRON RADIATION FACILITY   (France)

^b UNIVERSITY OF MILAN   (Italy)

Author keywords

Compressibility; High pressure; Melilite; Phase transition; Single crystal

Indexed keywords

ALUMINUM COMPOUNDS; ANISOTROPY; CALCIUM COMPOUNDS; COMPRESSIBILITY; DIFFRACTION; ELASTIC MODULI; MAGNESIUM COMPOUNDS; PHASE TRANSITIONS; SILICON; SILICON COMPOUNDS; SYNCHROTRON RADIATION;

HIGH PRESSURE; HIGH-PRESSURE BEHAVIOR; MELILITE; MODULATED STRUCTURES; POWDER DIFFRACTION; SINGLE CRYSTAL DATA; SINGLE-CRYSTAL DIFFRACTION; UNIT CELL PARAMETERS;

SINGLE CRYSTALS;

ANISOTROPY; BULK MODULUS; COMPRESSIBILITY; DATA SET; ELASTICITY; HIGH PRESSURE; MELILITE; PHASE TRANSITION;

EID: 68549092593     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am.2009.3072     Document Type: Article

References (20)

1. Angel, R.J. (2000) High-pressure, high-temperature crystal chemistry. In R.M. Hazen and R.T. Downs, Eds., High-Temperature and High-Pressure Crystal Chemistry, 41. p. 35-59. Reviews in Mineralogy and Geochemistry, Miner-alogical of Society America, Chantilly, Virginia.
2. 2. American Mineralogist, 75, 847-858.
3. 7. Acta Crystallographya, B57, 739-746. (Pubitemid 33602454)
4. Birch, F. (1952) Elasticity and constitution of the Earth's interior. Journal of Geophysical Research, 57, 227-286
5. Forman, R.A., Piermarim, G.J., Barnett, J.D., and Block, S. (1972) Pressure measurement made by utilization of ruby sharp-line luminescence. Science, 176, 284-286.
6. Gemmi, M., Merlim, M., Cruciam, G., and Artioli, G. (2007) Non-ideality and defectivity of the åkermamte-gehlenite solid solution: An X-ray diffraction and TEM study. American Mineralogist 92. 1685-1694. (Pubitemid 47616674)
7. 7. Acta Crystallographica, B49, 172-179.
8. Hammersley. A.P., Svensson. S.O. Hanf ĩand. M., Fitch. A.N., and Häusermann. D. (1996) Two-dimensional detector software: From real detector to idealized image or two-theta scan. High Pressure Research 14, 235-245. (Pubitemid 126486815)
9. Hazen, R.M. and Finger, L.W. (1982) Comparative Crystal Chemistry. Wiley, New York.
10. Hemingway, B.S., Evans Jr., H.T, Nord Jr., G.L., Haselton Jr., FIT., Robie, R.A., and McGee, J.J. (1986) Âkermanite: Phase transitions in heat capacity and thermal expansion, and revised thermodynamic data. Canadian Mineralogist, 24, 425-434.
11. 7in incommensurate and normal phases and observation of diffuse streaks at high temperature. Physics and Chemistry of Minerals. 28, 150-166. (Pubitemid 32686680)
12. Larson, A.C. and Von Dreele, R.B. (1988) General Structure Analysis System (GSAS). Report LAUR 86-748. Los Alamos National Laboratory, New Mexico.
13. 7, and the character of its transformation from the normal structure. Zeitschrift fur Kristallographie, 215, 669-677.
14. Merlim, M., Gemmi, M., and Artioli. G. (2005) Thermal expansion and phase transitions in âkermanite and gehlenite. Physics and Chemistry of Minerals, 32, 189-196. (Pubitemid 40936043)
15. Merlmi, M., Gemmi, M., Cruciam. G. and Artioli. G. (2008) High-temperature behavior of melilite: In situ X-ray diffraction study of gehlemte-åkermamte-Na melilite solid solution. Physics and Chemistry of Minerals, 35, 147-155.
16. Oxford Diffraction (2006) Crysalis RED, version 1.1 71.31.8. Oxford Diffraction Ltd., Abingdon, Oxfordshire.
17. Petricek, V., Dusek, M., and Palatums, L. (2006) Jana2006. The ciystallographic computing system. Institute of Physics, Praha, Czech Republic.
18. 7. Acta Crystallographica, C62, i61-i63.
19. Rothlisberger. E. Seifert. E. and Czank, M. (1990) Chemical control of the commensurate-incommensurate phase transition in synthetic melilites. European Journal of Mineralogy, 2, 585-594.
20. 7 at high pressure. Physics and Chemistry of Minerals, 24, 510-519. (Pubitemid 28071902)