Aquapasto
Encyclopedia
Aquapasto is a viscous thickening medium made of gum arabic
and silica that is used to give an impasto
effect to watercolour and gouache
paintings.
Gum arabic
220px|thumb|right|Acacia gumGum arabic, also known as acacia gum, chaar gund, char goond, or meska, is a natural gum made of hardened sap taken from two species of the acacia tree; Acacia senegal and Acacia seyal...
and silica that is used to give an impasto
Impasto
In English, the borrowed Italian word impasto most commonly refers to a technique used in painting, where paint is laid on an area of the surface very thickly, usually thickly enough that the brush or painting-knife strokes are visible. Paint can also be mixed right on the canvas...
effect to watercolour and gouache
Gouache
Gouache[p], also spelled guache, the name of which derives from the Italian guazzo, water paint, splash or bodycolor is a type of paint consisting of pigment suspended in water. A binding agent, usually gum arabic, is also present, just as in watercolor...
paintings.