Different rock layers - how sedimentary stones formed in different ancient environments from shallow to deep water conditions
Keywords
depth,
formation,
condition,
facies,
terrestrial,
horizontal,
bedding,
grey,
blue,
yellow,
brown,
weathering,
structure,
mineral,
deposit,
natural,
cliff,
outcrop,
science,
ancient,
surface,
rough,
aged,
changing,
level,
create,
environmental,
change,
cause,
sediment,
accumulate,
sequence,
band,
creating,
varied,
nature,
geology,
paleozoic