Mineral and Rock

Definition of mineral
  • naturally occuring
  • inorganic
  • solid
  • characteristic crystalline structure
  • definite chemical composition
Definition of a rock
"a solid aggregate (mixture) of minerals"


The make up of solid matter on Earth

Atom > Elements > Compounds > Minerals > Rocks
(smallest)                                                    (largest)

Mineral Characterisitc
1. Naturally formed 
No substance created atificially is a mineral. Ex: plastic, steel, sugar
2. Inorganic
Anything formed by a living organism and containing organic materials is not a minerals. Ex:  wood, plant, coal, shells
3. Solid
Liquids and gases are not minerals. Ex: water, petroleum, lava, Oxygen
4. Characteristic crystalline structure
  • must have an ordered arragement of atom
  • displays repetitive geometric pattern in 3 D



5. Definite chemical composition
Must have consistent chemical formula. Ex: gold (Au), quartz (SiO2)



Sumber https://geograph88.blogspot.com/

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