裏日本新第三系堆積岩についての粘土鉱物分析法基準の検討経過と分析成果の一部

抄録

The writer has been studying on clay mineral composition of some of the tertiary sedimentary rocks in Northeast Honshu, Japan, for the purpose of organization of new method to be useful for petroleum exploration based on mineralogy and sedimentology. Fundermental problems and experiments to determine standard conditions of pre-treatment and X-ray diffraction measurement, are described and some of the results of analysis is considered.