Recent Examples of calcium carbonate from the Web
Many rivers are dumping more sediment into the ocean—carrying heavy metals—as a result of things like soil erosion; continuing ocean acidification will scrub calcium carbonate from that sediment, changing the character of the layer.
Otoliths are made up of calcium carbonate, the same material that makes up egg shells and pearls.
The steam travels through loops that efficiently dump heat into the calcium carbonate before reaching a generator turbine that provides the plant’s electricity.
When the coral slices were put in the X-ray scanner, a distinctive series of light and dark growth rings became visible, reflecting the density of the calcium carbonate that made up the coral skeleton.
The tests will include a plume of ice crystals, calcium carbonate and forms of sulfur that volcanos tend to erupt.
That’s illuminating because reefs are built by tiny coral organisms that create their own skeletons out of calcium carbonate.
These contain crystals of calcium carbonate called raphides, which take the form of microscopic needles.
The solution flows upward through tiny pellets of calcium carbonate, keeping them suspended.