relating to the study of the earth's physical structure and substance

a rock formation that juts upward

maintain (something) in its original or existing state

a submerged vertical cave or sinkhole found in or near coastal areas

the original residents of The Bahamas before the European conquest of the Americas

a rock formation that hangs downward in a cave

an area of fresh water and salt water

break up into small parts, typically as the result of impact or decay

a sedimentary rock consisting mostly of calcium carbonate

find (something) in the ground by digging

develop gradually, especially from a simple to a more complex form

cause to become incorporated into a liquid so as to form a solution