================================================================================ Using classical dispersion analysis to extract peak parameters and optical constants from infrared laboratory absorbance spectra: Application to olivine Pitman K.M., Dijkstra C.R., Hofmeister A.M., Speck A.K., 2010, Monthly Notices of the Royal Astronomical Society, Volume 406, Issue 1, pp. 460-481. ================================================================================ Note on all tables: Wave number (cm**-1) = 10,000 / wavelength (microns) Baseline-corrected absorbances are directly from the spectrometer (i.e., in common logs). Multiply absorbance in tables by log_e(10) to compare to astronomical data. Method: diamond anvil cell thin film, 18-19 deg C, mid+far-IR merged spectra Spectra: 1. fo0nat.tab: olivine Fo0Te5 (impurities: 3.20% MnO) Source: Rockport, MA; Bowen, Schairer, & Posnjak (1933) 2. fo0syn.tab: Fo0 synthetic fayalite chunks Source: Finch, Clark, & Koop (1980); Hofmeister (1997) 3. fo9nat.tab: Fo9Te2 (impurities: 1.58% MnO, 0.04% CaO) Source: Kiglapait Intrusion, Labrador; Morse (1996) Note: merged at 524 cm**-1 4. fo14nat.tab: Fo14Te2 (impurities: 1.33% MnO, 0.20% CaO) Source: Kiglapait Intrusion, Labrador; Morse (1996) Note: merged at 527 cm**-1 5. fo31nat.tab: Fo31Te1 (impurities: 0.77% MnO, 0.09% CaO) Source: Kiglapait Intrusion, Labrador; Morse (1996) Note: merged at 530 cm**-1 6. fo41nat.tab: Fo41 (impurities: 0.72% MnO, 0.06% CaO) Source: Rustenberg, Transvaal, S. Africa; Hofmeister & Pitman (2007) Note: merged at 539 cm**-1 7. fo45nat.tab: Fo45 (impurities: 0.68% MnO, 0.81% CaO) Source: Camas Mor Muck, Scotland; Yoder & Sahama (1957) Note: merged at 545 cm**-1 8. fo50syn.tab: Fo50 synthetic hortonolite Source: B. Fegley/R. Burns; Burns & Huggins (1972) Note: merged at 538 cm**-1 9. fo54nat.tab: olivine Fo54 (impurities: 0.53% MnO) Source: Susimaki, Finland; Yoder & Sahama (1957) Note: merged at 618 cm**-1 10. fo63nat.tab: Fo63 (impurities: 0.22% MnO, 0.02% CaO) Source: Skaergaard, E. Greenland; Yoder & Sahama (1957) Note: merged at 560 cm**-1 11. fo67syn.tab: Fo67 synthetic olivine powder Source: R.M. Hazen (1977) Note: merged at 787-830 cm**-1 12. fo68nat.tab: Fo68 (impurities: 0.11% MnO, 0.26% CaO) Source: Bufumbira, Uganda; Yoder & Sahama (1957) Note: merged at 570 cm**-1 13. fo75syn.tab: Fo75 synthetic olivine powder Source: R.M. Hazen (1977) Note: merged at 629-703 cm**-1 14. fo80syn.tab: Fo80 synthetic olivine powder Source: R.M. Hazen (1977) Note: merged at 638 cm**-1 15. fo81met.tab: meteoritic Fo81 (impurities: 1.26% CaO) Source: Alice Springs Meteorite; Yoder & Sahama (1957) Note: merged at 632 cm**-1 16. fo91nat.tab: Fo91 (impurities: 0.12% MnO, 0.07% CaO, 0.39% NiO) Source: Ward's Scientific -- San Carlos, AZ Note: merged at 632 cm**-1 17. fo93nat.tab: Fo93 (impurities: 0.074% MnO, 0.30% NiO) Source: Balsam Gap, Jackson, NC; Hofmeister et al. (1989) Note: merged at 600.4 cm**-1 18. fo100syn.tab: Fo100 synthetic forsterite Source: C. Koike; Koike, Shibai, & Tuchiyama (1993) Note: merged at 605 cm**-1 References: Bowen, N.L., Schairer, J.F., Posnjak, E. (1933) The system Ca2Si04-Fe2Si04, Am. J. Sci. 26, 233-297. Burns, R.G., Huggins, F.E. (1972) Cation determinative curves for Mg-Fe-Mn olivines from vibrational spectra, Am. Mineral., 57, 967-985. Finch, C.B., Clark, G.W., Koop, O.C. (1980) Czochralski growth of single crystal fayalite under controlled oxygen fugacity conditions, Am. Mineral., 65, 381-389. Hazen, R.M. (1977) Effects of temperature and pressure on the crystal structure of ferro-magnesian olivines, Am. Mineral., 63, 286-295. Hofmeister, A.M. (1997) Infrared reflectance spectra of fayalite, and absorption data from assorted olivines, including pressure and isotope effects, Phys. Chem. Miner., 24, 535-546. Hofmeister, A.M., Pitman, K.M. (2007) Evidence for kinks in structural and thermodynamic properties across the forsterite-fayalite binary from thin-film IR absorption spectra, Phys. Chem. Miner., 34, 319-333. Hofmeister, A.M., Xu, J., Mao, H.-K., Bell, P.M., Hoering, T.C. (1989) Thermodynamics of Fe-Mg olivines at mantle pressures: mid and far-infrared spectroscopy at high pressure, Am. Mineral., 74, 281-306. Koike, C., Shibai, H., Tuchiyama, A. (1993) Extinction of olivine and pyroxene in the mid infrared and far infrared, Mon. Not. Royal Astron. Soc., 264, 654. Morse, S.A. (1996) Kiglapait mineralogy III: olivine compositions and Rayleigh fractionation models, J. Petrol., 37, 1037-1061. Yoder, H.S. Jr, Sahama, T.G. (1957) Olivine X-ray determinative curve, Am. Mineral., 42, 475-491. ================================================================================ (End) Karly Pitman [PSI] 20-Jun-2012