Alloys of silver with copper are more durable, more durable, and a lot more fusible than pure silver and are useful for jewelry and coinage. The proportion of silver in these alloys is stated in terms of fineness, which means elements of silver for each thousand in the alloy. Sterling https://bildsite.de/silber-verkaufen-die-besten-tipps-und-optionen-fur-maximale-gewinne/