Discovering Rocks and Discovering Rocks and MineralsMinerals

Third GradeThird Grade

Created by Robin MillerCreated by Robin Miller

Georgia Performance StandardsGeorgia Performance Standards

Science: Science:

S3E1- Students will investigate the S3E1- Students will investigate the physical attributes of rocks and physical attributes of rocks and minerals.minerals.

Essential Question:Essential Question:

What are the differences between What are the differences between rocks and minerals?rocks and minerals?

Do you know the difference Do you know the difference between a rock and a mineral?between a rock and a mineral?

In this lesson, you In this lesson, you will become a will become a

geologist. Your job geologist. Your job is to investigate is to investigate the differences the differences between a rock between a rock

and mineral. Have and mineral. Have fun!! fun!!

Granite-rock

Gold-mineral

Types of Rocks

Sedimentary Metamorphic Igneous

slate graniteshale

conglomerate gneiss basalt

Sedimentary RocksSedimentary Rocks

Broken rocks, Broken rocks, shells, mineral shells, mineral grains, and other grains, and other materials are all materials are all sediments.sediments.

All these sediments All these sediments collect in layers to collect in layers to form sedimentary form sedimentary rocks.rocks.

Metamorphic RocksMetamorphic Rocks

Made by extreme pressure and/or heatMade by extreme pressure and/or heat

Can you identify either rock? Can you identify either rock?

Igneous RocksIgneous Rocks These rocks are These rocks are

formed from formed from cooled magma.cooled magma.

Magma is melted Magma is melted rock deep inside rock deep inside the earth.the earth.

Magma on the Magma on the crust of the earth is crust of the earth is called molten lava.called molten lava.

Discover How Rocks are FormedDiscover How Rocks are Formed

Click on the Click on the website below to website below to learn more about learn more about the three types of the three types of rocks and how they rocks and how they are formed.are formed.

http://sln.fi.edu/fellows/payton/rocks/create/index.html

Sedimentary

IgneousMetamorphic

Both Experience heat and pressure.

All are made of

minerals.

They are both pressed down.

EXTRA, EXTRA, EXTRA, EXTRA, READ ALL ABOUT IT!!READ ALL ABOUT IT!!

Click on the website below to Click on the website below to learn more about the rock learn more about the rock cycle. cycle.

http://www.cotf.edu/ete/http://www.cotf.edu/ete/modules/msese/earthsysflr/modules/msese/earthsysflr/rock.htmlrock.html

What are Minerals?What are Minerals?

A mineral is a solid A mineral is a solid material made of material made of one substance, one substance, that occurs that occurs naturally on Earth. naturally on Earth.

Most of the common Most of the common minerals are made minerals are made of crystals. of crystals.

Look at all of my gold, I’m rich!!

GoldGold The first gold The first gold rush in America rush in America

was in was in Dahlonega, Ga. Dahlonega, Ga.

in the 1830’s. in the 1830’s.

Used to make Used to make money and money and

jewelry.jewelry.

CalciteCalcite Forms in cubes Forms in cubes and rectangular and rectangular

prisms. prisms.

Used in Used in toothpaste, soap, toothpaste, soap, glue, and gum.glue, and gum.

Talc Talc It is one of the It is one of the softest minerals.softest minerals.

Talcum PowderTalcum Powder

DiamondDiamond Hardest rock in Hardest rock in the world.the world.

Used to make Used to make jewelry.jewelry.

SilverSilver One if man’s One if man’s favorites, shiny favorites, shiny

and hard to find.and hard to find.

Used to make Used to make jewelry and jewelry and

coins.coins.

Test Your Knowledge!Test Your Knowledge!

Are you a Rock Hound? Take the quiz Are you a Rock Hound? Take the quiz to find out. Good Luck!!to find out. Good Luck!!

www.fi.edu/fellows/payton/rocks/quiz/www.fi.edu/fellows/payton/rocks/quiz/index.htmlindex.html

Rock Cycle SongRock Cycle Song

(Sing to the tune of "Row, Row, Row Your Boat")(Sing to the tune of "Row, Row, Row Your Boat")

SEDIMENTARY rockSEDIMENTARY rock Has been formed in layersHas been formed in layers

Often found near water sourcesOften found near water sources With fossils from decays.With fossils from decays.

Then there's IGNEOUS rockThen there's IGNEOUS rock Here since Earth was bornHere since Earth was born

Molten Lava, cooled and hardenedMolten Lava, cooled and hardened That's how it is formed.That's how it is formed.

These two types of rocksThese two types of rocks

Can also be transformedCan also be transformed With pressure, heat and chemicalsWith pressure, heat and chemicals

METAMORPHIC they'll become.METAMORPHIC they'll become.