Chemical Studies on the Ocean-LXIV. Chemical Studies of the Shallow-water Deposits-17. On the Chemical Constituents of the Shallow-water Deposits along the Sea-coasts of Miyagi, Fukushima and Ibaraki Prefectures

抄録

Laying emphasis on K, the author has analysed 9 kinds of the deposits from the sea-coasts of Miyagi, Fukushima and Ibaraki Prefectures, and found that the K₂O content reported in this paper is low on the whole, especially lower in most of the deposits from Miyagi and Fukushima Prefectures.