mineral uses

This used to explain how gold is found for NCEA Level 1 Geography students.

//vulcan.wr.usgs.gov/photo/slideset Mount St Helens,in Washington State, USA,is one of the Cascade Range of volcanoes, a chain stretching from northern California to British…

Natural PhenomenonEtna Mountain Etna is Europe's most powerful volcano. With a height of 3352 meters, it dominates the eastern coast of Sicily (Map). Again and again…

Volcanoes Figure 5.4 Volcanoes of the World Magma Sources and Types Magma sources tend to be 50 to 250 km deep into the crust and upper mantle Temperatures increase as depth…

Ch. 4 Sec. 2 How Minerals Form geode rounded hollow rock lined w/ mineral crystals crystallization process by which atoms are arranged to form material w/ crystal structure…