State four factors that are necessary for the occurrence of minerals.

State four factors that are necessary for the occurrence of minerals. (4 mks)

1. Availability of necessary minerals to make mineral for e.g. deposits of vegetation and animal matter are necessary for formation of coal
2. Presence of high pressure and temperature conditions to compact the raw materials and heat to form minerals
3. Time during which the materials have been exposed to great heat and pressure
4. Geological processes determine the minerals distribution e.g. vulcanicity and folding

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