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Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Geometry and Nature

Illinois Geometry Lab

University of Illinois, at Urbana-Champaign

October 9, 2013

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Geometric Solids

Many geometric solids actually occur in nature.

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Minerals

Mineral crystals grow into regular, geometric shapes.

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Tetrahedron

Tetrahedrite

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Cube

Pyrite

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Octahedron

Magnetite

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Dodecahedron

Pyrite

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Hexagonal Prism

Quartz

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Molecules

A number of molecules also have geometric structure.

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Tetrahedron

Methane (CH4 Molecule, Natural Gas)

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Truncated Icosahedron

Buckyball (C60 Molecule Found in Soot)

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Hexagonal Prism

Graphite (Found in Pencil Lead)

Geometry andNature

IllinoisGeometry Lab

MineralsTetrahedron

Cube

Octahedron

Dodecahedron

Hexagonal Prism

MoleculesTetrahedron

TruncatedIcosahedron

Hexagonal Prism

Thank you for listening!

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