What is a mixture of for A traditional metalpoint ground recipe calls?

A traditional metalpoint ground recipe typically calls for a mixture of finely powdered chalk and a binding medium, often rabbit skin glue or a similar gesso. This combination creates a smooth, absorbent surface that is ideal for metalpoint drawing. The chalk allows for a fine texture, while the glue helps the mixture adhere to the drawing surface. Once applied, the ground must be allowed to dry thoroughly before use.