"We're constantly finding new minerals, because we're exploring areas that might have conditions we didn't know about," Anderson said. There are three main types of rock — igneous, sedimentary and ...
As the world demands more “new” minerals such as copper, lithium and rare earths for use in smart technologies for decarbonisation and clean energy production, African countries have some key ...
It is to be noted that the minerals concerned are those actually ... A Descriptive Petrography of the Igneous Rocks. By Prof. Albert Johannsen. Vol. 2: The Quartz-Bearing Rocks.