Encaustic painting, also known as hot wax painting, is a form of painting that involves a heated wax medium to which colored pigments have been added. The molten mix is applied to a surface—usually prepared wood, though canvas and other materials are sometimes used. The simplest encaustic medium could be made by adding pigments to wax, though recipes most commonly consist of beeswax and damar resin, potentially with other ingredients. For pigmentation, dried powdered pigments can be used, though some artists use pigmented wax, inks, oil paints or other forms of pigmentation. AND/OR: Something extra: "On the right panel {of the fireplace}, opposite the one we have just analysed, we notice the previous identified old mans mask, holding in his jaw two plant stems with leaves - with flower bud about to be opened. These stems set a kind of open 'almond', inside which we catch the sight of a 'vase' decorated with scales and containing flowerbuds, fruit, and ears of corn. Here is the symbol of 'vegetation', nutrition and the growth of the new born body previously discussed....The scaly vase represents the primitive substance,,,,extracted from the 'mine' {cave?} which begins ones labour..." [Page 213 'The Dwellings of the Philosophers' / Fulcanelli].