Saburra ore that has been ground to a fine powder.

Saburra-> Saburra Powder

Steel = Grain Steel + Coal +Saburra Powder

Bron = Cuprum + Bleck + Saburra Powder

TungSteel = Grain Steel + Lupium + Saburra Powder

Jadeite

Bleckblende

Pyrite

Malachite