Mill Muller Grinding Mica

How to make your own viking age paint 9 steps with pictures put your dust in the mortar and start grinding, pressing down on the pestle add a bit of thickened linseed oil to your powder and grind some more, keep o tumble clean maille to crush feldspar mica into a powder as fine as talcknowing that large ball mills are used to make dry cement i would expect it to work well.