Main Entry:

do·lo·mite

Pronunciation:

\ˈdō-lə-ˌmīt, ˈdä-\

Function:

noun

Etymology:

French, from Déodat de Dolomieu †1801 French geologist

Date:

1794

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

— do·lo·mit·ic \ˌdō-lə-ˈmi-tik, ˌdä-\ adjective