Coral is an actual living organism, while rocks are made out of other organic or inorganic materials.
The reef sits on top of thousands of years of compacted coral skeletons that have compressed and fused to form limestone rocks. So yes, there are rocks in the reef as it is principally composed of rock.
Deposits of Coral Rocks
Deposits of Coral Rocks
Rocks differ in shape. The shape of rocks depend on the shape of the minerals that compose them. Rocks may be round or angular.
how do rocks differ in shape hardness color texture
Rocks differ from their textures, hardness, colour, composition and shapes.
Biochemical Rocks
Rocks differ due to texture, hardness, color and shape.
It grows on the sea beds, but that kinda is a rock. If a coral polyp lands on a rock, I guess coral can grow there! =)
Coral reefs are cool in the sense that they are amazing. The water temperature however will differ depending where in the world you are, and what season it is. But most times the water temperature will be about 88 degrees Fahrenheit.
sedimentary
Moonstone, Agitized Coral, Copper