Artists employ a variety of techniques to give stone sculptures an aged or patina finish, blending artistry with chemistry. Natural methods include exposing the stone to outdoor elements like rain, wind, and sunlight, which gradually weather the surface over time. For faster results, artificial techniques such as acid washing or applying vinegar solutions can accelerate oxidation, mimicking centuries of wear. Some artists use pigments mixed with binders to stain the stone, while others carve deliberate imperfections or rub dirt and wax into crevices for depth. The choice of stone—limestone, marble, or sandstone—also influences the final effect, as each material reacts uniquely to aging processes. Mastery of these methods allows sculptors to evoke history and character in their work, transforming raw stone into artifacts that whisper of time’s passage.