Sedimentary Rocks

Extrusive Igneous Rocks

Intrusive Igenous Rocks

Metamorphic Rocks

Rock

Mineral

Crystal

Part 1
Appearance of Minerals, how do we differentiate between them?

Prismatic crystals

Tabular crystals

Cubic crystals

Rhombohderal crystals

Part 2
Further ways to differentiate minerlas

Cleavage

Sillicates containing Mg and Fe

Sillicates not containing Fe or Mg

Non-sillicate ore minerals

Other non-sillicates