Water contents and hydrogen isotopic ratios of rocks and minerals from the 1991 eruption of Unzen volcano, Japan

Journal of Volcanology and Geothermal Research

Volumn 89, Issue 1-4, 1999, Pages 231-242

  Kusakabe, Minoru ^a   Sato, Hiroaki ^b   Nakada, Setsuya ^c   Kitamura, Toshihiro ^a  

^a OKAYAMA UNIVERSITY   (Japan)

^b KOBE UNIVERSITY   (Japan)

^c UNIVERSITY OF TOKYO   (Japan)

Author keywords

Degassing; Hydrogen isotopes; Unzen volcano; Water content

Indexed keywords

DEGASSING; HYDROGEN ISOTOPE; IGNEOUS GEOCHEMISTRY; VOLCANIC ERUPTION; WATER CONTENT;

JAPAN;

EID: 0032842081     PISSN: 03770273     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0377-0273(98)00134-6     Document Type: Article

References (43)

1. Anderson S.W., Fink J.H. Hydrogen-isotope evidence for extrusion mechanisms of the Mount St. Helens lava dome. Nature. 341:1989;521-523.
2. Anderson S.W., Fink J.H., Rose W.I. Mount St. Helens and Santiaguito lava domes: the effect of short-term eruption rate on surface texture and degassing processes. J. Volcanol. Geotherm. Res. 69:1995;105-116.
3. Dobson P.F., Epstein S., Stolper E.M. Hydrogen isotope fractionation between coexisting vapor and silicate glasses and melts at low pressure. Geochim. Cosmochim. Acta. 53:1989;2723-2730.
4. Eichelberger J.C., Carrigan C.R., Westrich H.R., Price R.H. Non-explosive silicic volcanism. Nature. 323:1986;598-602.
5. Fink, J.H., Manley, C.R., 1987. Origin of pumiceous and glassy textures in rhyolite flows and domes. In: Fink, J.H. (Ed.), The Emplacement of Silicic Domes and Lava Flows. Geol. Soc. Am. Spec. Pap. 212, 77-88.
6. Fujii T. Eruption of Unzen-Fugendake volcano - petrologic constraints on the magma supply system. Gekkan Chikyu. 15:1996;47-51. (in Japanese).
7. Gardner J.E., Rutherford M., Carey S., Sigurdsson H. Experimental constraints on pre-eruptive water contents and changing magma storage prior to explosive eruptions of Mount St. Helens volcano. Bull. Volcanol. 57:1995;1-17.
8. Goto, A., Maeda, I., Nishida, Y., Oshima, H., 1997. Viscosity-equation for magmatic silicate melts over a wide temperature range. Proc. Unzen International Workshop: Decade Volcano and Scientific Drilling, Shimabara, Japan, pp. 100-105.
9. Graham C.M., Harmon R.S., Sheppard S.M.F. Experimental hydrogen isotope studies: hydrogen isotope exchange between amphibole and water. Am. Mineral. 69:1984;128-138.
10. 2 from Unzen volcano Kyushu, Japan. Geophys. Res. Lett. 22:1995;1709-1712.
11. Hoblitt R.P., Harmon R.S. Bimodal density distribution of cryptodome dacite from the 1980 eruption of Mount St. Helens, Washington. Bull. Volcanol. 55:1993;421-437.
12. Jaupart C., Allegre C.J. Gas content, eruption rate and instabilities of eruption regime in silicic volcanoes. Earth Planet. Sci. Lett. 102:1991;413-429.
13. Kuroda Y., Hariya Y., Suzuoki T., Matsuo S. D/H fractionation between water and the melts of quartz, K-feldspar, albite and anorthite at high temperature and pressure. Geochem. J. 16:1982;73-78.
14. 2 and F on the density and viscosity of silicate melts. In: Carroll, M.R., Rutherford, J.R. (Eds.), Volatiles in Magmas. Rev. Mineral. 30, 331-369.
15. Miyagi I., Matsubaya O., Nakashima S. Change in D/H ratio, water content and color during dehydration of hornblende. Geochem. J. 32:1998;33-48.
16. 18O values of surface and shallow groundwaters from Japan, South Korea and East China Geochem. J. 28:1994;387-410.
17. Nakada S. Unzen-Fugendake eruption: relationships between extrusion rate of magma, growth rate of dome and lava composition. Gekkan Chikyu. 15:1996;64-69. (in Japanese).
18. Nakada S. Characteristics of lava dome eruption and dome growth model at Unzen volcano. Mem. Geol. Soc. Jpn. 46:1996;139-148. (in Japanese).
19. Nakada S., Fujii T. Preliminary report on the activity at Unzen volcano (Japan), November 1990-November 1991: dacite lava domes and pyroclastic flows. J. Volcanol. Geotherm. Res. 54:1993;319-333.
20. Nakada S., Motomura Y. Magma chamber of Unzen volcano and origin of phenocrysts and enclaves. Bull. Volcanol. Soc. Jpn. 42:1997;S167-S174. (in Japanese).
21. Nakada S., Motomura Y., Shimizu H. Manner of magma ascent at Unzen volcano, Japan. Geophys. Res. Lett. 22:1995;567-570.
22. Nakamura M. Continuous mixing of crystal mush and replenished magma in the ongoing Unzen eruption. Geology. 23:1995;807-810.
23. Nakamura M. Time scale of magma mixing in Unzen eruption from 1991 to 1993: continuous mixing model of crystal-rich magma and replenished magma. Mem. Geol. Soc. Jpn. 46:1996;127-138. (in Japanese).
24. Newman S., Epstein S., Stolper E. Water, carbon dioxide, and hydrogen isotopes in glasses from the ca. 1340 AD eruption of the Mono Craters, California: constraints on degassing phenomena and initial volatile content. J. Volcanol. Geotherm. Res. 35:1988;75-96.
25. Nishi K., Ishihara K., Kamo K., Ono H., Mori H. Positioning of magma reservoir at Unzen volcano by GPS survey. Bull. Volcanol. Soc. Jpn. 40:1995;43-51.
26. Nowak M., Behrens H. The speciation of water in haplogranitic glasses and melts determined by in situ near infrared spectroscopy. Geochim. Cosmochim. Acta. 59:1995;3445-3450.
27. Ohba T., Hirabayashi J., Nogami K., Yoshida M. Equilibrium temperature and redox state of volcanic gas at Unzen volcano, Japan. J. Volcanol. Geotherm. Res. 60:1994;263-272.
28. 8: new data and comments on D/H fractionation in hydrothermal experiments. Earth Planet. Sci. Lett. 78:1986;115-120.
29. Rutherford, M.J., Devine, J.D., 1996. Pre-eruption pressure-temperature conditions and volatiles in the 1991 dacitic magma of Mount Pinatubo. In: Newhall, C.G., Punongbayan, R.S. (Eds.), Fire and Mud - Eruptions and Lahars of Mount Pinatubo, Philippines. PHIVOLCS and Univ. Washington Press, Seattle, pp. 751-766.
30. Sato H. A model of the 1991 eruption of Unzen volcano inferred from petrographic textures of the ejecta. Mem. Geol. Soc. Jpn. 46:1996;115-125. (in Japanese).
31. Sato H., Fujii T., Nakada S. Crumbling of dacite dome lava and generation of pyroclastic flows at Unzen volcano. Nature. 360:1992;664-666.
32. Scott G.L., Kusakabe M., Hirabayashi J., Ohba T., Nagao K., Kita I. Geochemical evolution and origin of volcanic gases and springs in Japan. J. Geol. Soc. Philippines. 59:1994;89-110.
33. Seino M., Hashimoto T., Uhira K., Yamasato H. Viscosity of lava flows from three eruptions of Unzen volcano. Volcanol. Soc. Jpn., Annu. Mtg. Abstr. 2:1991;39. (in Japanese).
34. 2O speciation in a diamond-anvil cell. Am. Mineral. 80:1995;1335-1338.
35. Silver L.A., Ihinger P.D., Stolper E. The influence of bulk composition on the speciation of water in silicate glasses. Contrib. Mineral. Petrol. 104:1990;142-162.
36. Stolper E. The speciation of water in silicate melts. Geochim. Cosmochim. Acta. 46:1982;2609-2620.
37. Suzuoki T., Epstein S. Hydrogen isotope fractionation between OH-bearing minerals and water. Geochim. Cosmochim. Acta. 40:1976;1229-1240.
38. Takahashi, E., Miyagi, I., Tomiya, A., Caprarelli, G., Nakamura, M., 1993. Experimental simulation studies of magma reservoir. Technical report on the project 'Eruption mechanisms and volcanic disasters', No. A-4-8, Okayama University, pp. 26-48 (in Japanese).
39. Taylor, B.E., 1991. Degassing of Obsidian Dome rhyolite, Inyo volcanic chain, California. In: Taylor, H.P., O'Neil, J.R., Kaplan, I.R. (Eds.), The Geochemical Society, Spec. Publ. 3, pp. 339-353.
40. Taylor B.E., Westrich H.R. Hydrogen isotope exchange and water solubility in experiments using natural rhyolite obsidian. EOS. 66:1985;387.
41. Taylor B.E., Eichelberger J.C., Westrich H.R. Hydrogen isotopic evidence of rhyolitic magma degassing during shallow intrusion and eruption. Nature. 306:1983;541-545.
42. Wilding M.C., Macdonald R., Davies J.E., Fallick A.E. Volatile characteristics of peralkaline rhyolites from Kenya: an ion microprobe, infrared spectroscopic and hydrogen isotopic study. Contrib. Mineral. Petrol. 114:1993;264-275.
43. Woods A.W., Koyaguchi T. Transitions between explosive and effusive eruptions of silicic magmas. Nature. 370:1994;641-644.