Trobriand's glassteel

Trobriand's glassteel was a spell that hardened and cleared materials. It was akin to glassteel.

Effects
Materials affected by the spell were hardened to the strength of iron or steel, likely also made more transparent. Those familiar with the matter confirmed the first aspect, if not the second; they further attested that the spell could easily affect well over of any material of inferior strength to iron.

Components
Per records from sages familiar with the matter, the spell possessed both verbal and somatic components, as well as requiring a small piece of iron as its material component.

History
The spell was ostensibly developed by Trobriand. It had been used to reinforce several chalcedony statues in Vanrakdoom at some point on or prior to.