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Minerals
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Covalent (O2)

Metallic (Cu, Al, Fe)

Hydrogen (in water)

2. Atoms bond by sharing electrons

Slide 13

Ionic and Covalent Bonding

Ionic and Covalent Bonding

2. Atoms bond by sharing electrons

Slide 14

Metallic Bonding

Metallic Bonding

2. Atoms bond by sharing electrons

Slide 15

Hydrogen Bonding

Hydrogen Bonding

2. Atoms bond by sharing electrons

Slide 16

Summary of Bonding

Summary of Bonding

Ionic bonding holds rocks and minerals together

Covalent bonding holds people and other organisms together

Metallic bonding holds civilization together

Hydrogen bonding gives water its heat-retaining and solvent properties

2. Atoms bond by sharing electrons

Slide 17

4. Lattices

4. Lattices

Atoms in crystals form a repeating pattern called a Lattice

2. Atoms bond by sharing electrons

Slide 18

5. Complex Anions (Radicals)

5. Complex Anions (Radicals)

Many minerals contain groups of atoms that behave as single units

2. Atoms bond by sharing electrons

Slide 19

Naming minerals

Naming minerals

COLOR

Glauconite (Greek: Glaucos = Blue-green)

OTHER PROPERTIES, USES

Magnetite

COMPONENTS

Chromite

PLACES

Muscovite (Moscow)

PEOPLE

Biotite

Slide 20

Chemicals (and Minerals) Are Classified by their Anions

Chemicals (and Minerals) Are Classified by their Anions

3. Minerals are classified by their chemistry

Slide 21

For Example: Iron Compounds Have Little in Common

For Example: Iron Compounds Have Little in Common

Fe: Gray, Metallic

FeCl2: Light Green, Water Soluble

FeSO4: Light Green, Water Soluble

FeCO3: Brown, Fizzes in Acid

FeS2: Dense, Brittle, Metallic, Cubic Crystals

3. Minerals are classified by their chemistry

Slide 22

On the Other Hand, Sulfides have Many Properties in Common

On the Other Hand, Sulfides have Many Properties in Common

FeS2

CuFeS2

PbS

ZnS2

All are Dense, Brittle, Metallic, have Cubic Crystals

3. Minerals are classified by their chemistry

Slide 23

Identifying Minerals

Identifying Minerals

4. Minerals can be identified by their physical properties

Slide 24

Identifying Minerals

Identifying Minerals

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