Series	Marine Geology Map Series
No.	12
Map Name	Sedimentological Map of Nishi-Tsugaru Basin
Scale	1:200,000
Contents	Sedimentological Map [Appendix] 1. Compositions of Coarse Fraction (0.5mm) in Sediments 2. Mud Conten 3. Crain Size Composition Map 4. Bottom Features 5. Distribution of Sediments, based on Md φ 6. Sorting of Sediments (Folk and Ward (1957) )
Publish Year	1979
Publisher	Geological Survey of Japan
Price	¥2,640 ( Purchase Guide )
Remarks