長崎県高島地域の白亜系一古第三系紫赤色岩層について

Cretaceous-Paleogene purple red beds accompanied by drab-colored sediments in the Takashima district, Nagasaki Prefecture, were examined from a sedimentological and geochemical point of view to elucidate the origin of the pigment and the depositional environment. Results of petrographic, wet-chemica... View More