On the No.12 Boring of Hiratayama Mining Co. (Nakao No.1) which intersected a Strong Coking Coal Seam in an Area Covered by Basalt Lava Flows in the Saseho Coal Field, Northern Kyushu and the Significance of the Seam on Deposition

Authors=TAKEHARA Heiichi, NAGAHAMA Haruo

Journal/Book_names=Mining Geology

volume=2

number=4

pages=54-58

Publish_year=1952

Publish_Country=JPN

Publisher=Society of Mining Geologists of Japan

Language_of_Text=JA

Language_of_Abs=EN

ID=88808787