ARTICLES

Deep in the Earth's crust, silver is one of the important metals that can be found, along with gold, copper, lead and zinc. It is formed by forming compounds with sulfur. Due to hot temperature, salty water called brine ...

www.reference.com/science/silver-formed-31fc2fdf827ed7db

Silver is usually obtained as a by-product of the process of purifying other metals such as copper, lead and zinc. Silver can also be collected from refining gold or from silver ores. It is usually separated from its ore...

www.reference.com/article/silver-made-31789b3e8b98fe6d

Silver is found in pure metal deposits such as horn silver or argentite and can also be obtained together with deposits of ores comprised of copper, lead or gold. Silver has been used by humans for around 5,000 years and...

www.reference.com/article/did-silver-come-b6b99e531782af56

SIMILAR ARTICLES

According to the Mohs hardness scale, a list of soft metals includes lead, gold, silver, tin, zinc, aluminum, thorium, copper, brass and bronze. Gallium might also be considered a soft metal, as it melts at 85.57 degrees...

www.reference.com/science/list-soft-metals-e1a0d8d3dcbbc1a0

Silver is found embedded in several different minerals, namely copper, zinc and lead, and the refining process varies depending on the source. Silver derived from copper and its derivatives, including copper sulfide, req...

www.reference.com/science/process-refining-silver-e8c82a908d4a7e89

England's vast geological natural resources include coal, petroleum, natural gas, iron ore, lead, zinc, gold, tin, limestone, salt, clay, chalk, gypsum, potash, silica sand and slate. Agricultural resources in England in...

www.reference.com/science/natural-resources-england-8aa30e72c3098cbb

Fossil fuels come from organic matter that has decomposed under the intense pressure and heat of the Earth's crust. Fossil fuels are primarily carbon based, although some fuels, such as methane, have higher ratios of hyd...

www.reference.com/science/fossil-fuels-come-c9f864d2ba2db92b