- nigrescite
- нигресцит, тёмно-зелёный серпентин
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
nigrescite — Min. (ˈnɪgrəsaɪt) [f. L. nigrescĕre (see above) + ite1 2. Named 1867.] A hydrous silicate of iron and magnesium, changing by exposure from green to black … Useful english dictionary