“SILICA” на українській мові

Glass is made from silica the most common mineral on the planet and aluminium is the most abundant metal on earth.

The silicate minerals are those that contain silica , a combination of silicon and oxygen.

Chert is a finely crystalline silica that commonly forms in association with hot springs.

Precipitation of gold is favoured by similar conditions to those that favour precipitation of silica .

The silica and other minerals in the clay vitrify under heat and will not become soft clay again.