Shinden Formation

[ Top ] [ Japanese ]

Shinden Formation Ehiro, 1979

Type locality: Shinden, Fujisawa town, Ichinoseki city, Iwate prefecture
Coherent formation
Permian
Correlation: Kanokura Formation

Sedimentary facies: Marine
Lithofacies: Sandstone, Mudstone, Siltstone, Interbedded sandstone and mudstone
Sedimentary structures: Graded bedding, Current ripples, Flame structure, Convolute lamination

Thickness: ca. 300 m
Upper limit: Conformity (Okago Formation)
Lower limit: Conformity (Higashifukakaya Formation)

South Kitakami Belt (Fujisawa - Okago)
[ Upper ]
--------------
Senmatsu Formation
--------------
Okago Formation
--------------
Shinden Formation
--------------
Higashifukakaya Formation
--------------
Nishikori Formation
?--?--?--?--?-
[ Lower ]

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

Distribution: Shinden - Osawada - Minesawa - Kuriishi pass - Yahagi - Hachinomori - Matsukozawa - Tsutsuji - Yoshitaka - Nanamagari pass, Fujisawa town, Ichinoseki city, Iwate pref.; Wakiya, Senmaya town, Ichinoseki city, Iwate pref.

Takeuchi and Mikoshiba (2002) Geology of the Senmaya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 76p. (in Japanese with English abstract 3p.)
Takeuchi and Kaneko (1996) Geology of the Shizugawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)