Question

Main types of formation in which minerals occur show me long answer

Answer 1

Minerals occur in :

1) the veins and lodes of igneous and metamorphic rocks

2) the beds and layers of sedimentary rocks

3)decomposition of surface rocks, leaving a residual mass of weathered material

4) the alluvial deposits

5) ocean waters

Answer 2

Minerals may occur in the cracks, crevices, faults or joints. The smaller occurrences are called veins or lodes. In most cases, they are formed when minerals in liquid, molten and gaseous forms are forced upward through cavities towards the earth's surface. They cool and solidify as they rise.