Magnesium Carbonate, MgCO3, is a very light, fluffy white powder, which mixes well into a glaze. It acts as an opacifier to glazes, giving a range of satin matte surfaces depending on percentages used.
CAUTION: This product may contain small amounts of hazardous components. Wear a NIOSH approved respirator. For further information contact: Rovin Ceramics at 734/424.3345