Often said to possess a reddish hue, there were many hints that orichalcum might be a form of brass – an alloy of copper and zinc – although its precise identity wasn’t revealed until ...

Such are the general conditions which should be followed in making alloys. Copper melts at 1920 Fah. ; zinc at 700 Fah. ; lead at 590 Fah. ; tin at 450 Fah. ; cast-iron at 2100 Fah. A dull red ...

The observations were made upon two large cast copper crystals joined at a natural boundary which lay almost perpendicular to the external surface of the sample. Into this bicrystal, zinc was ...

For example, brass is an alloy of copper and zinc. It is stronger than copper or zinc alone. Copper and zinc atoms are different sizes. This distorts the regular lattice structure in brass ...

Made of 95% copper and 5% tin and zinc alloy, it sold for $1.7 million in 2010 but is valued at $2.3 million in mint uncirculated condition. More recently, it went for $840,000 at an auction.

Alloy bullets have gained much of their popularity because of the idea that they will not wear out the barrel as rapidly as metal cased bullets.

copper-zinc and copper-aluminium alloys respectively. It is available from the Institute at 4 Grosvenor Gardens, S.W.1 (6d. post paid).

used for plumbing parts and electrical cable Brass Non-ferrous metal that is gold coloured and darkens when oxidised with age An alloy of copper and zinc, can be cast and machined, used for ...