Bulletin of the Geological Survey of Japan Vol.25 No.10 (1974)

Table of Contents

Title	Author	PDF
Alteration Processes Responsible for the Formation of the Amakusa Pottery stone Deposit, Kumamoto Prefecture, Japan	Yukio TOGASHI (491-508)	25-10_01.pdf(5,953KB)
Change in Optical Properties of Hornblende Phenocryst after the Eruption : An Example in Hornblende Andesite from Kaitaku, Ikeda-cho, Kagawa Prefecture	Osamu UJIKE (509-515)	25-10_02.pdf(837KB)
Chemical Compositions of Plutonic Rocks in Northeast Japan 2. Kinkasan Granites and Metamorphic Rocks	Tomohiko ABE and Masato KATADA (517-523)	25-10_03.pdf(10,169KB)
[ Summary ] K-Ar ages of Paleozoic rocks from the Kamihirose district, Hida mountains	Ken SHIBATA and Tamotsu NOZAWA (525-526)	25-10_04.pdf(209KB)
[ Summary ] The Clay Minerals in the Osaka Group in the Northern Part of the Senriyama Hill, Osaka Prefecture	Ryoji KOMURA (527-534)	25-10_05.pdf(3,332KB)
[ Notes ] Information of new arrival foreign documents	(535-542)	25-10_06.pdf(888KB)
Abstracts for Geological Survey Seminar (1974.8.27)(543-546)		25-10_07.pdf(5,338KB)