Blue Anodised Niobium Crystal and Rutilated Silver Brooch Chasing and repoussé The niobium was anodised to

The niobium was anodised to an iridescent purple that reveals hints of blue and pink at different angles

This statement brooch was made in sterling silver and niobium

This was anodised to an iridescent blue which appears purple in some lights and angles

H: 102mm W: 70mm

Blue Anodised Niobium Crystal and Rutilated Silver Brooch Chasing and repoussé The niobium was anodised toThis statement brooch was made in sterling silver and anodised blue niobium, with a steel pin. Inspired by crystal facets and slender, needle like crystals known as "Acicular", as seen in rutilated quartz. The crystal shape was made using the technique "chasing and repouss" from a sheet of niobium, which was then anodised using electricity to create the iridescent colour. Materials: Niobium, sterling silver, steel. Hallmarked at the Sheffield Assay