noun non·tron·ite \ˈnän‧trəˌnīt\

Definition of nontronite



  1. :  a pale yellow or greenish clay mineral that consists chiefly of hydrous iron silicate and is classed as montmorillonite in which iron has replaced more or less of the aluminum

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Origin and Etymology of nontronite

French nontronite, from Nontron, town in southwest France + French -ite

Seen and Heard

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a brief usually trivial fact

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