Bulletin of the Geological Survey of Japan Vol.50 No.9 (1999)

Cover photograh | Table of Contents |

Cover photograh

A typical outcrop of soil and weathered mantle in the northern Kanto Plain. From the top, andosoils (black, 0.3m), aeolian deposit (dark brown, 0.6m), Akagi-Kanuma pumice fall deposit (ochre, 0.7m), aeolian deposit (dark brown, 0.9m) and weathered sandstone of the Mesozoic Yamizo Formation are seen at Tomiya, IwaseTown, Ibaraki.

(Photoed by Youji SEKI)

Table of Contents

Title	Author	PDF
Clastic sediments of the Shimanto Supergroup in Southwest Japan	Yoji TERAOKA，Kimio OKUMURA，Morihisa SUZUKI and Kumi KAWAKAMI (559-590)	50-09_01.pdf(4,176KB)
Variation of water quality of sub-surface and surface waters at the riverhead in central Ibaraki Prefecture	Yutaka KANAI, Hikari KAMIOKA, Yasuo KANAZAWA, Yoji SEKI, Satoshi HAMASAKI, Katsuhiro TSUKIMURA and Terumasa NAKAJIMA (591-610)	50-09_02.pdf(2,952KB)
[ Study introduction ] Reconnaissance study on small-scale mining problems	Satoshi MURAO (611-612)	50-09_03.pdf(255KB)