Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Keiji Kimbara"'
Autor:
Tomiko Nishimura, Keiji Kimbara
Publikováno v:
Journal of the Mineralogical Society of Japan. 15:207-216
Autor:
Keiji Kimbara, Hiroshi Nagata
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 69:239-254
Autor:
Takahisa Yoshimura, Keiji Kimbara
Publikováno v:
Journal of the Mineralogical Society of Japan. 11:135-142
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 77:86-93
The hydrothermal rock alteration of the Tamagawa Welded Tuff (1.0 to 2.0 Ma in age) which unconformably covers the Neogene Tertiary sediments is studied to assess the geothermal resources in the Hachimantai geothermal field, northern Japan. The rock
Autor:
Keiji Kimbara, Taiji Ohkubo
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 73:125-136
Autor:
Keiji Kimbara
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 78:479-490
Hydrothermal rock alteration in the eastern Hachimantai geothermal area including Toshichi, Matsukawa and Kakkonda, Iwate Prefecture can be divided into two types; alkaline and acidic alteration types. The alkaline alteration type characterized by th
Autor:
Keiji Kimbara, Katsuro Ogawa
Publikováno v:
Journal of Geography (Chigaku Zasshi). 92:523-532
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 74:433-442
The rock alteration of this area is classified into regional and local ones. The regional alteration consists of montmorillonite and chlorite zones. Considering the distribution and associated mineral paragenesis, it is assumed that the montmorilloni
Autor:
Toshio Sudo, Keiji Kimbara
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 68:246-258
Chloritic clay minerals occur widely in the Miocene tuffaceous sandstone, associated with laumontite, prehnite and epidote. The chloritic minerals are divided into four zones on the basis of the mineral assemblages as follows; Corrensite Zone, Transi
Publikováno v:
The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists. 66:99-111
An interstratified chlorite-montmorillonite mineral was found as an alteration mineral of tuff and tuffaceous sediments in the Neogene Tertiary “Green Tuff” near the Yamakata-machi, Kuji-Gun, Ibaragi Prefecture. The