NONTRONITE
Source: 567
Non″tro‐nite (?), n. [[So called because found in the arrondissement of Nontron, France.]] (Min.) A greenish yellow or green mineral, consisting chiefly of the hydrous silicate of iron.
Source: 567
Non″tro‐nite (?), n. [[So called because found in the arrondissement of Nontron, France.]] (Min.) A greenish yellow or green mineral, consisting chiefly of the hydrous silicate of iron.