Recent Examples of calcium carbonate from the Web
This produces potassium hydroxide, which is recycled back to the contactor, and pellets of calcium carbonate.
Coral colonies are made up of soft-bodied animals called polyps, which (with the help of symbiotic algae) secrete thin layers of the mineral calcium carbonate.
Hairline fractures mend themselves within days when calcium ions in the mix react with rainwater and carbon dioxide to create a calcium carbonate patch.
While sand of all sorts is usually made by material breaking down into smaller pieces, in water with high concentrations of calcium carbonate or certain other minerals, the opposite can happen.
Alkaline soils are generally composed of basic (high pH) parent materials such as limestone (calcium carbonate).
The water temperature is about 52 degrees and has been tested at 98.9% pure; the residual is calcium carbonate with some traces of iron.
This formula contains calcium carbonate, which can neutralize stomach acid.
All three types of crystals that the team studied—calcite, a form of calcium carbonate; cordierite, an iron- and magnesium-rich silicate; and tourmaline, a boron-rich silicate—worked well at intervals of 3 hours or less.
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