MARLSTONE
Source: 567
Marl″stone′ (?), n. (Geol.) A sandy calcareous straum, containing, or impregnated with, iron, and lying between the upper and lower Lias of England.
Source: 567
Marl″stone′ (?), n. (Geol.) A sandy calcareous straum, containing, or impregnated with, iron, and lying between the upper and lower Lias of England.