5% pure Silver, and 7.five% other metallic, ordinarily Copper. This method of including a small number of Copper to pure Silver causes it to be Substantially harder, giving steadiness and making the Metal a lot more resistant to ware and tear. Although Sterling silver will tarnish after a while, it https://thegemjournal.weebly.com/the-gem-journal-blog/how-to-find-the-best-gemstone-beads-supplier-online