verb (used with or without object), si·lic·i·fied, si·lic·i·fy·ing.
Origin of silicify
Examples from the Web for silicified
Historical Examples of silicified
The silicified wood (particularly characteristic) was yet absent.
A gold mine has been worked close to the clump of silicified trees.
Pieces of silicified wood were frequent in the bed of the Isaacs.Journal of an Overland Expedition in Australia
At Portrush, the Lower Lias is seen on the shore, crowded with ammonites, but silicified and metamorphosed by invading dolerite.
It is an interesting fact that the silicified wood of the Irawadi should have attracted attention more than one hundred years ago.Principles of Geology