emmonsite

emmonsite

[′em·ən‚zīt]
(mineralogy)
Fe2Te3O9·2H2O A yellow-green mineral composed of a hydrous oxide of iron and tellurium.
References in periodicals archive ?
These include apple-green emmonsite, and a vanadium-rich variety of the rare scandium phosphate kolbeckite in tiny lime-green crystals associated with sylvanite.
Emmonsite is a green oxide of tellurium deposited as a result of alteration of tellurides by meteoric water (Loughlin and Koschmann, 1935).
Occurs with emmonsite and native gold (Lindgren and Ransome, 1906; Eckel, 1997).