Cesium, which was the ﬁrst element discovered by using emission spectroscopy, was detected in water from mineral springs in Germany by Robert Bunsen and Gustav Kirchhoff in 1860 . This new element was named cesium after the two prominent blue lines of its emission spectrum
Mining is the process by which commercially valuable mineral resources are extracted from Earth39;s surface. These resources include ores , precious stones , building stones , and solid fuels .
elements and compounds being mined in coal mininghow Smoke produced from the Hazelwoodminefire was similar to, but not exactly the same as smoke produced from a bushfire Carbon is the principalelement found in coal Coalincludes a number of otherelements and compounds, many of which are released whencoalcombusts , In addition tobeing foundin ...
Answer : Gold has been called the most beautiful of all chemical elements. Its beauty has made it desirable for use in jewelry, coins, and artwork for thousands of years.
A mineral is a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties. Minerals may be metallic, like gold, or nonmetallic, such as talc.