calcium carbonate
a white, crystalline, water-insoluble, tasteless powder, CaCO3, occurring in nature in various forms, as calcite, chalk, and limestone: used chiefly in dentifrices and polishes and in the manufacture of lime and cement.
Origin of calcium carbonate
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use calcium carbonate in a sentence
If and when they starting testing this for real, they should be able to measure more precisely how specks of calcium carbonate or sulfuric acid spread out or clump together—a crucial test of how well these materials might work for geoengineering.
A first-of-its-kind geoengineering experiment is about to take its first step | Emily Luong | February 19, 2021 | MIT Technology ReviewAnother crucial question is how the particles will react with other chemicals in the stratosphere—particularly the calcium carbonate, since it doesn’t occur up there naturally.
A first-of-its-kind geoengineering experiment is about to take its first step | Emily Luong | February 19, 2021 | MIT Technology ReviewThere, the package would release 100 grams to 2 kilograms of calcium carbonate, a common mineral dust, to cover an area about 1 kilometer long by 100 meters in diameter.
Scientists Want to Fight Climate Change by Blocking the Sun With Dust | Vanessa Bates Ramirez | January 28, 2021 | Singularity HubThe minerals wash into the ocean, where tiny ocean creatures use the carbon to build their calcium carbonate shells.
How the Earth-shaking theory of plate tectonics was born | Carolyn Gramling | January 13, 2021 | Science NewsOver time, these processes should form a mix of loosely bound rock and dirt, mainly composed of magnesium carbonates, bicarbonate, and calcium carbonate, that could simply be left in place, Aines says.
Asbestos could be a powerful weapon against climate change (you read that right) | James Temple | October 6, 2020 | MIT Technology Review
Using vinegar to break up the calcium carbonate deposits in your coffee maker?
Vide Bodlnder, on the solubility of calcium carbonate, Z. phys.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2. | Julius StieglitzAdd a very little water to the residue and neutralize the extract with calcium carbonate.
Detection of the Common Food Adulterants | Edwin M. BruceAragonite, a mineral formed of calcium carbonate crystallized in the rhombic system; specific gravity 2.94 (compare Calcite).
Calcium is an element which will unite with oxygen and carbon dioxide to form a compound known as calcium carbonate.
Right Use of Lime in Soil Improvement | Alva AgeeThe substance is calcium carbonate (CaCO3), and contains 56 per cent.
A Textbook of Assaying: For the Use of Those Connected with Mines. | Cornelius Beringer and John Jacob Beringer
British Dictionary definitions for calcium carbonate
a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO 3
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for calcium carbonate
A white or colorless crystalline compound occurring naturally in chalk, limestone, and marble and in the minerals calcite and aragonite. It is used to make toothpaste, white paint, and cleaning powder. Chemical formula: CaCO3.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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