Water Gilded
Definition
Water Gilded refers to a traditional and highly refined gilding process in which multiple layers of bole clay (a fine, colored clay mixed with animal glue) are applied to a substrate, typically wood. Once the bole is smoothed and polished, the gilder wets the surface with water or a water-based solution to temporarily reactivate the adhesive qualities of the bole. Metal leaf-most commonly gold leaf-is then laid over the moistened surface and later burnished with an agate stone to achieve a luminous, mirror-like finish.
Process
- Surface preparation: Wood is sealed with a gesso layer (glue and chalk mixture) to create a smooth, receptive surface.
- Application of bole: Thin layers of bole clay are brushed on, often in red, yellow, or black tones, depending on the desired undertone of the gilding.
- Activation with water: Before laying the metal leaf, the bole is dampened with water, reactivating its adhesive properties.
- Leaf application: Gold or other metal leaf is carefully applied over the damp bole.
- Burnishing: Once dry, the leaf is polished with an agate burnisher, creating a brilliant sheen and depth unmatched by other gilding methods.
Characteristics
- Produces a highly reflective and luminous finish when burnished.
- Durable and long-lasting when properly executed.
- Traditional appearance, often seen in fine art frames, furniture, and religious icons.
- More labor-intensive and fragile during the process compared to oil gilding.
Applications
- High-end picture frames and mirrors.
- Liturgical art and architectural ornamentation.
- Restoration of antiques and historically significant works.
- Luxury furniture and decorative arts.
Best Practices
- Work in a dust-free, humidity-controlled environment for best adhesion and finish.
- Use high-quality bole clays and animal glues for authentic results.
- Always handle gold leaf with gilders' tools, such as a gilder's tip, to prevent damage.
- Test burnishing pressure gradually-too much force can tear or shift the leaf.
- Apply protective sealants only when appropriate; some traditional gilders prefer the natural finish without coatings.
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