Coin Silver Coin silver was once a more common alloy in the United States. Bu hozir juda kam uchraydi va ism biroz chalkashliklarga sabab bo'ladi. Texnik “tanga kumush” qotishma hisoblanadi .900 kumush, yoki 90% kumush va 10% mis. Nomi “tanga kumush” is because metalsmiths historically made items from melted down […]
