Has Vanna White ever tripped? Who is the lady on Wheel of Fortune who seems to be pretending to be Vanna? Does Vanna White ever wear the same dress more than once on the Wheel of Fortune? How much money could a game make if it made it to network TV on prime time, say 8pm ET after Jeopardy! and Wheel of Fortune?
Among minerals of economic importance, carbon minerals hold the unique position of being at the same time of the most common and the most rare occurrence.
Billions and billions of copper atoms stack together to form a piece of copper. Each mineral has a fixed chemical composition. Some minerals are made up of just one chemical element-they contain only one type of atom.Native copper is made up of copper atoms only.Most minerals are chemical compounds-they contain atoms of more than one chemical element.ach mineral is defined by its particular chemical composition and crystal structure. To explain what a mineral is properly, we have to introduce you to a bit of chemistry. Minerals are made up of chemical elements. A chemical element is a substance that is made up of only one kind of atom.