Copper is a crystalline metal element with a reddish color with the chemical name cupprum denoted by Cu. Copper is an IB group transition metal which has an atomic number of 29 and an atomic weight of 63.55...

An economically important source of nickel is limonite iron ore, which contains 1-2% nickel. Other important nickel ore minerals include pentlandite and a nickel-rich mixture of natural silicates known as garnierite....

Zinc ingots are often used as raw materials for the production of other zinc products. They can also be used to create alloys with other metals, or can be used on their own for various applications. Zinc ingots are most commonly used in the automotive industry, but they also have many other uses....