Basic objective of this lecture is to presentation on Minerals. Minerals are the inspiration of rock and the solid earth. All mineral deposits 1. have a certain chemical composition, 2. possess a specific atomic arrangement (crystal form), 3. are generally solid, 4. inorganic and 5. naturally occurring. Minerals can form during crystallization of an magmatic melt. Minerals could precipitate directly from an aqueous (out of water) remedy, such as the salt deposits shown within the image above in desert playa lake.