[Cover Photograph]

[Abstracts]

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* On the oxidized and reduced granites found in quarries from Okayama city, Southwest Japan

Shunso Ishihara, Shin-ichi Yoshikura, Shigeo Horikawa, Masatsugu Ogasawara, Itaru Nishio and Shigeru Terashima (1-8 in English) [PDF : 767 KB]

* Geochemistry of selenium in soils from the Kanto district, Japan

Shigeru Terashima, Noboru Imai, Atsuyuki Ohta, Takashi Okai and Masumi (Ujiie) Mikoshiba (9-23) [PDF : 655 KB]

* Emitted hydrocarbons from sampling-tube used in geothermal gases (R gas) collection

Shun-ichiro Igari and Tatsuo Maekawa (25-29) [PDF : 297 KB]

* Additional notes on some species of Mantelliceras (Ammonoidea) from central Hokkaido, North Japan
(Studies of the Cretaceous ammonites from Hokkaido and Sakhalin-XCVIII)

Tatsuro Matsumoto and Seiichi Toshimitsu (31-36 in English) [PDF : 418 KB]

* Paleozoic and Mesozoic radiolarians from the Chichibu Belt in the Iragomisaki district, Atsumi Peninsula, Aichi Prefecture, Southwest Japan

Nobuharu Hori (37-83) [PDF : 4,862 KB]

* Abstracts of the third meeting for research activities by the Research Center for Deep Geological Environments

(85-91) [PDF : 378 KB]