Centina
A traditional positioning system used with compasses to transfer measured sculptural points from a model to stone.
Stone Carving
Punto vero
A precise measured point on the model that represents the intended final sculptural surface and can be transferred to the stone during pointing.
Spuccettatura
An early reduction operation in model-based marble carving in which the block is trimmed down before the main roughing and pointing stages.
Gradinetto
A small toothed finishing chisel used with hand or pneumatic percussion for controlled refinement of marble surfaces.
Martello pneumatico
A compressed-air-powered hammer used to drive chisels rapidly in stone carving, from roughing through controlled finishing.
Smerigliatrice angolare
A powered angle grinder used in marble carving with abrasive or diamond discs for cutting, flattening, shaping, and finishing broad surfaces.
Turbina ad aria compressa
A high-speed compressed-air rotary tool used with small abrasive or cutting attachments for precise refinement of marble.
Carta abrasiva
A flexible abrasive sheet used in progressively finer grades to smooth marble surfaces during levigatura.
Lucidatura con acido ossalico
A traditional marble-polishing process using oxalic acid during the final development of a polished surface.
Disco diamantato
A diamond-edged or diamond-impregnated rotating disc used to cut grooves and remove marble rapidly during roughing and finishing.