Agate Grinding Elements

Hello, How do the [b]Agate Grinding Elements[/b] of the McCrone Mill affect the sample that is being micronised by them? how much SiO2 specifically is added tp the concentration of the sample? Thank you, Samer Farjo Geochemist XRF & XRD ExxonMobil Upstream Research Company email: samer.farjo@exxonmobil.com