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Clays and Clay Minerals

, Volume 41, Issue 6, pp 755–756 | Cite as

Volcanic Origin of a Cristobalite in the Te Ngae Tephric-Loess from North Island, New Zealand

  • C. Mizota
  • M. Itoh
Note

Key Words

Cristobalite New Zealand Pedogenesis Stable isotope(s) 

References

  1. Clayton, R. N., and Mayeda, T. K. (1963) The use of bromine pentafluoride in the extraction of oxygen from oxides and silicates for isotopic analysis: Geochim. Cosmochim. Acta 27, 43–52.CrossRefGoogle Scholar
  2. Kita, I., Taguchi, S., and Matsubaya, O. (1985) Oxygen isotope fractionation between amorphous silica and water at 34–93°C: Nature 314, 83–84.CrossRefGoogle Scholar
  3. Leclerc, A. J., and Labeyrie, L. (1987) Temperature dependence of the oxygen isotopic fractionation between diatom silica and water: Earth Planet. Sci. Lett. 84, 69–74.CrossRefGoogle Scholar
  4. Lowe, D. J. (1986) Controls on the rates of weathering and clay mineral genesis in airfall tephras: A review and New Zealand case study: in Rate of Chemical Weathering of Rocks and Minerals, S. M. Colman and D. P. Dethier, eds., Academic Press, 265–330.Google Scholar
  5. Mizota, C., Itoh, M., Kusakabe, M., and Noto, M. (1991) Oxygen isotope ratios of opaline silica and plant opal in three recent volcanic ash soils: Geoderma 50, 211–217.CrossRefGoogle Scholar
  6. Mizota, C., Toh, N., and Matsuhisa, Y. (1987) Origin of cristobalite in soils derived from volcanic ash in temperate and tropical regions: Geoderma 39, 323–330.CrossRefGoogle Scholar
  7. Naruse, T. and Inoue, K. (1983) Loess buried in the paleo-sand dunes in San’in and Hokuriku along the coast of Japan Sea: J. Geography 92, 116–129 (in Japanese).CrossRefGoogle Scholar
  8. New Zealand Department of Scientific and Industrial Research (1968) Soils of New Zealand, Part 3: Soil Bureau Bulletin 26, 1–127.Google Scholar
  9. Sase, T., Hosono, M., Utsugawa, T., and Aoki, K. (1988) Opal phytolith analysis of present and buried volcanic ash soils at Te Ngae road tephra section, Rotorua Basin, North Island, New Zealand: The Quatern. Res. 27, 153–163 (in Japanese).Google Scholar
  10. Taylor, C. B., Freestone, H. J., and Narim, I. A. (1977) Preliminary measurements of tritium, deuterium and oxygen-18 in lakes and groundwater of Rotorua volcanic regions, New Zealand: Institute of Nuclear Sciences, Department of Scientific and Industrial Research, Report INS-R-227.Google Scholar

Copyright information

© The Clay Minerals Society 1993

Authors and Affiliations

  • C. Mizota
    • 1
  • M. Itoh
    • 2
  1. 1.Faculty of AgricultureIwate UniversityNoriokaJapan
  2. 2.Faculty of AgricultureKyushu University 46-02FukuokaJapan

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