...thin-bedded dark impure limestones, dark marls, or thin-bedded limy and fossiliferous sandstones. (g) Practically all oceanic abyssal deposits; these, however,...those of Cenozoic time. (6) Cambrian and Ordovician unfolded strata. (c) Lake deposits formed under arid climates that cause the waters to become saline;...

...thin-bedded, dark, impure limestones, dark marls, or thin-bedded, lioiy and fossiliferous sandstone. (g) Practically all oceanic abyssal deposits ; these,...however, are but rarely present on the continents." Marine, estuarine, and certain types of lacustrine deposits not too highly folded, crushed, or metamorphosed,...

...seas, so long as they are partly salty, and saline lakes are excluded from this classification. (/) Practically all marine formations that are thick and...those of Cenozoic time. (6) Cambrian and Ordovician unfolded strata. (c) Lake deposits formed under arid climates that cause the waters to become saline;...

...thin-bedded dark impure limestones, dark marls, or thin-bedded limy and fossiliferous sandstones. (g) Practically all oceanic abyssal deposits; these, however,...those of Cenozoic time. (6) Cambrian and Ordovician unfolded strata. (c) Lake deposits formed under arid climates that cause the waters to become saline;...

...thin-bedded dark impure limestones, dark marls, or thin-bedded limy and fossiliferous sandstones. (g) Practically all oceanic abyssal deposits; these, however,...Jurassic, but more especially those of Cenozoic time. (o) Cambrian and Ordovician unfolded strata. (c) Lake deposits formed under arid climates that cause...

...thin-bedded dark impure limestones, dark marls, or thin-bedded limy and fossiliferous sandstones. (g) Practically all oceanic abyssal deposits; these, however,...deposits formed under arid climates that cause the waters to become saline ; it appears that only in salty waters (not over 4 per cent.?) are the bituminous...