Provided is a powdered solid cosmetic that lasts well and is excellent at preventing makeup running and oily shininess. Said powdered solid cosmetic is characterized by containing: a powder component an oil-based component that serves as a binder and a mixture of hexamethylenediamine and bis(aminomethyl)cyclohexane which has been amidated in hydrogenated castor oil fatty acid, resulting in an amide mixture. The amide mixture preferably constitutes 1.0–15% by mass of the cosmetic. As a powder component, spherical poly(metha)acrylate particles are preferably included, constituting 1–20% by mass of the cosmetic. An organically-denatured clay mineral is preferably included such that the mass thereof and the mass of the amide mixture total 1.0–15% of the total mass of the cosmetic. As a powder component, a powder treated by a fluorine compound is preferably included, constituting 5–97% by mass of the cosmetic.