"Talla directa"
A technique in sculpture where the sculptor hews the form directly from the stone.
Thanks.
3 Answers
I think maybe just "carving"?

Verb: To carve. Noun: A carving, a stone carving, a wood carving, a carved statue.
Wordrefernce.com tiene una entrada con esta misma pregunta. la traducción es "direct carving".
Espero que esto te sirva...
Many thanks....muchas gracias.