lesson 1

Minerals and rocks

What are Minerals

What are Minerals

• Minerals: are a solid, natural material made form nonliving substances in the ground

What are Minerals

• Minerals: are a solid, natural material made form nonliving substances in the ground

• Minerals are made up of elements

What are Minerals

• Minerals: are a solid, natural material made form nonliving substances in the ground

• Minerals are made up of elements

• Element is a pure substance that can’t be broken down any more

Properties of Minerals

Properties of Minerals• Luster: The way a mineral reflects light from its

surface

Properties of Minerals• Luster: The way a mineral reflects light from its

surface

• 2 General kinds of luster:

• Metallic: Looks Shiny

• Non-Metallic: Looks Dull

Properties of Minerals• Luster: The way a mineral reflects light from its

surface

• 2 General kinds of luster:

• Metallic: Looks Shiny

• Non-Metallic: Looks Dull

• Hardness:

• Moh’s Hardness Scale

• Cleavage: Even breaks

• Frature: Uneven Brakes or Rough surfaces

What are the shapes of a mineral

What are the shapes of a mineral

• Minerals form patterns

What are the shapes of a mineral

• Minerals form patterns

• crystal is a solid whose shape forms a fixed pattern

What are the shapes of a mineral

• Minerals form patterns

• crystal is a solid whose shape forms a fixed pattern

• Gems: Minerals that are rare and beautiful

Rock Cycle

Rock Cycle

• Rock Cycle

Rock Cycle

• Rock Cycle

• A Rock is a solid object made naturally in the Earths Crust

Rock Cycle

• Rock Cycle

• A Rock is a solid object made naturally in the Earths Crust

• Most rocks are mixtures of materials

Rock Cycle

• Rock Cycle

• A Rock is a solid object made naturally in the Earths Crust

• Most rocks are mixtures of materials

Rock Cycle

• Rock Cycle

• A Rock is a solid object made naturally in the Earths Crust

• Most rocks are mixtures of materials

• 3 types of Rocks

Sedimentary

Sedimentary

• Pressure cements the sediments together and makes them stick together

Igneous

Igneous

• When Lava cools and hardens

Metamorphic

Metamorphic

• Rock that forms when sedimentary and igneous rocks change under heat and pressure