Andamento Interior movement specific to a mosaic.
Interstice Space separating the tesserae ones.
Mosaïque To assemble various elements (tesserae) to create an image.
Opus Manner of laying out tesserae the ones beside the other.
Opus circumactum Opus in which the tesserae ones are laid out in range.
Opus incertum Opus in which the tesserae ones are cut and placed randomly.
Opus lapilli Opus characteristic of the mosaics carried out with small round stones.
Opus musivum Opus in which the tesserae ones of the bottom follow contours of the drawing (opus vermiculatum applied to the entirety of the bottom).
Opus palladianum Opus in which the tesserae ones are laid out in a very irregular way.
Opus regulanum Opus in which the tesserae ones are laid out regularly on line horizontally and vertically.
Opus reticulatum Opus tessalatum in which the tesserae ones are placed according to an oblique line.
Opus segmentatum Insertion in a opus tessalatum of larger tesserae of the same color.
Opus scutulatum Opus incertum in which one inserts the tesselles ones of color and different size.
Opus tessellatum Opus in which the tesserae ones are laid out in horizontal lines. Vertically, the joints should not coincide.
Opus vermiculatum Opus in which a line the tesserae ones is laid out to underline a drawing.
Opus alexandrinum Alternative of the opus sectile realized with the tesserae geometrical ones with very hard materials like porphyry.
Opus certum Opus in which the tesserae ones are cut out in a uniform way.
Opus sectile Opus using of tesserae of geometrical form very carefully cut out.
Tessera Small pieces of stone, marble, enamels, molten glasses, glass, roller, etc entering the composition of a mosaic.
