Dictionary.com
Thesaurus.com

dedolomitize

American  
[dee-doh-luh-mahy-tahyz, -mi-, -dol-uh-] / diˈdoʊ lə maɪˌtaɪz, -mɪ-, -ˈdɒl ə- /
especially British, dedolomitise

verb (used with object)

dedolomitized, dedolomitizing
  1. to transform (dolomite or dolomitic limestone) by separating the dolomite into calcium carbonate and magnesium carbonate.


Etymology

Origin of dedolomitize

First recorded in 1900–05; de- + dolomite + -ize