AMMO by MIG Pigments - Fine Pigment Powders for Modelling
Color: Airfield Dust

From the Manufacturer:

Pigment color used to create the blown dust effects on airfields and tarmacs caused by aircraft landings and take off. High quality Pigment, superfine and made from natural products for exclusive use in modeling. This color is specially designed to make effects in your models using the techniques that Mig Jimenez created for more than a decade. Use it alone or in combination with other AMMO products.