silicify

To convert into or impregnate with silica.

To become converted into or impregnated with silica.

To convert into silica, as organic matter of any kind, especially wood.

To become silica; be impregnated with silica.

To convert into, or to impregnate with, silica, or with the compounds of silicon.

To become converted into silica, or to be impregnated with silica.

to impregnate something with silica

to be impregnated with, or converted into silica