| Geologic Unit Name | Kodaragawa Formation(5336) | Age | Middle Jurassic | Distribution Area(2nd Mesh Cord) | 533646 | ||
| Mesh Cord | Map/5336 | Explanatory Notes | Ss,Sa,Si | Mesh Cord | Explanatory Notes | ||
| Mesh Cord | Explanatory Notes | Mesh Cord | Explanatory Notes | ||||
| Thickness | Tokunaga Sandstone Member: Estimated at 5000-6000 m. Komami Siliceous Shale Member: 700-800 m at thickest in Hokiguchi to Sugihara, Itadorimura, 500 m in Komami, Yamatomura and 100-150 m at thinnest in Kamikanji, Yamatoson. Fukazara Sandstone Mudstone Member: 500 m at thinnest in Shimofurumichi and less than 1000 m in Fukazara east. | ||||||
| Rock Facies | Tokunaga Sandstone Member: Siliceous shale, pelitic submarine landslide deposit (chiefly endolistostrome I and partly allolistostrome), mudstone, massive sandstone (accompanied with very thick bedded sandstone, interbedded sandstone and mudstone, and pelitic submarine landslide deposit (endolistostrome I), mudstone, and conglomerate); Komami Siliceous Shale Member: Siliceous shale, massive sandstone, and mudstone; Fukazara Sandstone Mudstone Member: Siliceous shale, and sandstone dominant interbedded sandstone and mudstone. | ||||||
| Type Locality | Tokunaga Sandstone Member: Kodaragawa river basin in Hachimanmachi. Komami Siliceous Shale Member: Near Komami, Yamatomura. Fukazara Sandstone Mudstone Member: From Komami, Yamatomura through Shimofurumichi and Kamikanji to Fukazara, Hachimanmachi in parallel to Komami Siliceous Shale Member. | ||||||
| Naming | |||||||
| Reference | |||||||