Hyalomelane

Translation hyalomelane into russian

Noun

The geologist discovered a rare piece of hyalomelane in the volcanic rock.

Геолог обнаружил редкий кусок гиаломелана в вулканической породе.

Noun

A type of volcanic glass that is black and shiny, often found in basaltic lava flows.

The geologist was excited to find a piece of hyalomelane embedded in the ancient lava field.