You don't need to be a coin collector to have piggy banks stashed around your house filled with quarters, dimes, nickels or ...

However, a few were mistakenly made of bronze, and these are extremely rare and valuable. Made of 95% copper and 5% tin and zinc alloy ... cent is extremely rare, bearing a four-leaf strawberry ...

Amateur historian David Stuckey, from Stevenage, was detecting in a field in Bedfordshire in 1999 when he came across a battered bronze plaque bearing the ... They had an old tin full of family ...

Towards the end of the 18th century, brass founders arrived in Keighley to meet the demand for bearings and other castings. One of the earliest recorded is George Richardson, who also cast bells rung ...

Among the unearthed findings is a tin-bronze knife, one of the oldest bronze artifacts discovered in China as well as one of the oldest tin-bronze artifacts found on the Eurasian steppe ...

For instance, a study demonstrated that roasting tin-bearing iron concentrates in an atmosphere of sulfur dioxide (SO2) and carbon monoxide (CO) effectively volatilized tin, allowing for its ...