Bronze is an alloy made of Copper and Tin. It has been in use since the Bronze age. Sometimes other metals are added depending on the hardness and ductility. All our 1 gram ingots have all the element info on the back.
AUTHENTICITY
Each one of our Collectibles comes with the GRAINMINT Hologram Certificate of Authenticity
EXCLUSIVITY
Each one of our Collectibles is Exclusive to and hand packaged and shipped by GRAINMINT
LIMITED
Every one of our Collectibles is numbered with a limited number of each being produced