There are corals made of different forms of calcium carbonate growing off the basalt of this massive undersea mountain, and the dark sort of stuff, those are fossilized corals, and we're going to talk a little more about those as we travel back in time.
Há corais feitos de diferentes formas de carbonato de cálcio crescendo no basalto dessa enorme montanha submarina, e o material meio escuro, esses são os corais fossilizados, e vamos falar um pouco mais sobre eles à medida que voltamos no tempo.