Gilding with Golden Leaf: Guazzo and Oil-Mordent Technique.
Material – 1. Gesso di Bologna (1 glass of water – 1 and 1/2 glass of gypsum) or Universal Pébéo Studio acrylic gypsum. 2. Bolo Armeno (Armenian Bole: a particular type of clay, usually red due to the iron oxide, with hydrous silicates of aluminium and magnesium. Red for golden leaf – black and yellow for silver and copper leaf) or specific pigmented acrylic Primer Pébéo Studio. 3. Leaf: real gold (10 x 10 cm.), or french imitation (composition leaf, 14 x 14 cm.). 4. Glue: Missione Pébéo Gēdēo Gilding Paste Mixtion Gold Leaf or natural rabbit-skin glue (i.e. collagen and sizing) for Guazzo gilding technique. 5. Wax or oil-mordent to refinish the golden leaf, to artificially age and polish the surface, as well as brunitoio in pietra d‘agata (burnisher in agate stone: a special tool used to permanently fix the golden leaf and make the gilding surface smooth and shiny). 6. Wooden frame. 7. Wooden letter G.
Tools – steel wool or fine wire wool to finish and smooth the wooden frame and letter surfaces; flat medium bristle brush for acrylic gypsum or Armenian Bole; flat brush to spread the mission glue; specific single-blade gilder knife to apply the golden leaf; special brush „bombasino” or thick pasting brush to lay and arrange it; cotton cloth to spread the wax or the oil-mordent; blue and gold metallic acrylic colours to paint the wooden letter G; simple brush for acrylic paint; vintage music paper sheets.