Opticon Fracture Sealer is a special resin formulated to seal fractures in all kinds of gemstone material, slabs, cabs, preforms, etc.
In many cases the fracture will completely disappear.
It is high effective in penetrating surfaces.
The general cure time is about 3-5 days when cured under a 60 watt light bulb.
Comes in an 8oz. bottle with hardener.
Please note: The mineral content of some fractures will not permit an invisible seal.