Psilomelane

Translation psilomelane into russian

Noun

Psilomelane is a mineral that is often found in manganese deposits.

Псиломелан - это минерал, который часто встречается в месторождениях марганца.

Noun

A mineral consisting of hydrous manganese oxide, often found in black, botryoidal masses.

The geologist discovered a large deposit of psilomelane in the old mine.