Some spelter, a white metal alloy that looks like silver, does attract a magnet.
From the orlandosentinel.com
The metal is spelter, which is a zinc alloy with a bronze finish.
From the chron.com
They are perhaps best-known for their ornate clocks and mantel garnitures cased in either bronze or spelter.
From the dailyherald.com
The metal used to make these lamp bases is definitely spelter, which has been painted off-white with gilded details such as clothing.
From the dailyherald.com
Your flatware is probably spelter.
From the orlandosentinel.com
Ormolu wares can be identified by a clear ring when tapped, showing that they are made of bronze, not a cheaper alloy such as spelter or pewter.
From the en.wikipedia.org
More examples
Impure zinc containing about three percent lead and other impurities (especially in the form of ingots)
Spelter, while sometimes merely a synonym for zinc, is often used to identify a zinc alloy. In this sense it might be an alloy of equal parts copper and zinc used for hard soldering and brazing, or as an alloy, containing lead, that is used instead of bronze. ...
The metal zinc, often in blocks or ingot form; An alloy of zinc with another metal (especially copper), used as a solder; Objets d'art made from zinc
A zinc alloy used to make figures, clock cases and various other decorative objects during the 19th and early 20th centuries. It was a cheap substitute for bronze.
Zinc is the liquid obtained in the process of reducing ore. In the circles of commerce and the arts, the term "spelter" is applied. It was a very common material for the production of 19th century urns and vases that were often painted to give the appearance of being bronze.
An inexpensive alloy of zinc, lead, and tin that is silver or blue-white in color, also called white metal.
A low-grade of Virgin Zinc containing approximately 98% Zinc used in Galvanizing processes.