Pewter Pewter Pewter () is a malleable metal alloy. It is traditionally composed of 85–99% tin, mixed with copper, antimony, bismuth, and sometimes silver or lead, although the use of lead is less common today. Copper and antimony act as hardeners while lead is more common in the lower grades of pewter, which have a bluish tint. Pewter has a low melting point, around , depending on the exact mixture of metals. The word "pewter" is probably a variation of the word "spelter", a term for zinc alloys (originally a colloquial name for zinc). Pewter was first used around the beginning
River aux Vases (Mississippi River) by the Spanish government to establish a sugar mill along the creek. Over time the area around River aux Vases became known as a breeding center for mules. Mining was also prominent in the area and River aux Vases sandstone was used in the abutments of Eads Bridge in downtown St. Louis, with decorative onyx and limestone quarried nearby. River aux Vases rises near Jonca in Union Township in the western part of Ste. Genevieve County, and flows east through Hawn State Park and empties into the Mississippi River about two miles north of St. Marys, Missouri at an elevation