An internal supporting framework used to carry clay, wax, plaster, or other modeling materials while a sculpture is being developed.
An internal supporting framework used to carry clay, wax, plaster, or other modeling materials while a sculpture is being developed. Armatures are commonly made from metal rod, wire, pipe, or wood and must be designed to support the mass while allowing access to the intended form.
References
https://www.pierres-info.fr/glossaire_sculpture/index.html