GC Initial Zr-FS zirconium oxide veneering ceramic with feldspar. The reliable, feldspar-based zirconium oxide veneering ceramic for an incomparably natural look with significantly higher stability, even after multiple firings. High proportion of particularly pure, high-quality feldspar. Suitable for veneering all types of zirconium oxide frameworks. No unnecessarily long cooling down. High stability and smooth surfaces. Best natural esthetics for highly break-resistant Zr frameworks.