carbonate

When it comes to permanently storing CO2, there’s growing interest in using certain minerals that react with the gas and lock it up in the form of stable carbonates.

Calcium carbonate is found in nature as limestone, and is a common additive to consumer products like paper and toothpaste.

Ultimately those creatures die, their shells sinking to the ocean floor and becoming carbonate rocks themselves.

Carbon dioxide from the air reacts with the electrolyte, forming carbonates that block one electrode.

The new picture of a broadly moist Bennu forerunner fits with studies of meteorites on Earth, where researchers had seen similar carbonate veins.

Using vinegar to break up the calcium carbonate deposits in your coffee maker?

When ordinary methods do not suffice, it can usually be cleared by shaking up with a little magnesium carbonate and filtering.

It is in this way that lime, which occurs in the soil principally as the insoluble carbonate, is dissolved and absorbed.

But the part soluble in acids is distinguished by the great abundance of carbonate of lime.

Chalk is a very pure form of carbonate of lime, and where it abounds has been largely employed as an application on the soil.

Calcareous incrustations, including fragments of madrepores, and of shells, cemented by splintery carbonate of lime.