作者: Toshio Sudo
DOI: 10.1016/S0070-4571(08)70682-4
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摘要: Publisher Summary This chapter presents the studies on clays and clay minerals of Japan. The research discussion that includes: (1) specific properties as revealed by X-ray; thermal, electron optical analyses, etc.; (2) some analytical procedures; (3) synthesis; (4) changes in heating, grinding, chemical treatment; (5) miscellaneous items. surveys mineralogical properties, modes occurrence, origin found Throughout geological time, volcanic activity has frequently occurred Japan, resulting an abundance occur hydrothermal alteration products various rock types, weathering ashes glassy tuffs. reveals based exchange acidity (in modern terminology) confirming release alumina treatment with neutral salt solution, revealing important role acidity.