Anodised Niobium Polygon Crystal Crater Brooch silverware The interior of this cup

The interior of this cup is gold plated

H: 102mm W: 70mm

The niobium "crystal shapes" were anodised using electricity to create the iridescent colours

This ring is also designed to sit next to a gemstone engagement ring

Anodised Niobium Polygon Crystal Crater Brooch silverware The interior of this cupContemporary anodised niobium and silver brooch inspired by rocks and crystals found in nature. The centre of the brooch features a hand chased sparkling texture, representing the cracks and craters found in rocks. This was made from a flat sheet of niobium, which was anodised using electricity to create the iridescent gold and blue colours. The niobium is invisibly riveted to a silver backing. Materials: sterling silver, niobium, steel pin.