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Definition of dolomite
1 : a mineral CaMg(CO3)2 consisting of a calcium magnesium carbonate found in crystals and in extensive beds as a compact limestone
2 : a limestone or marble rich in magnesium carbonate
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Recent Examples of dolomite from the Web
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As years passed, marine sediments formed a layer of limestone known as dolomite nearly 100 feet thick.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dolomite'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of dolomite
French, from Déodat de Dolomieu †1801 French geologist
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See words that rhyme with dolomite Britannica.com: Encyclopedia article about dolomite
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