Polyhedra in nature

tetrahedron antimony sodium sulphate
In the natural environment, regular polyhedra can be found in the form of crystals (minerals). The form of the tetrahedron is transmitted by antimony sodium sulfate.
octahedron rough diamond
Even a rough diamond clearly conveys the shape of an octahedron. After grinding, the stone corresponds exactly to the geometric shape of the octahedron.
treated diamond octahedron
perovskite molecule octahedron
The structure of the perovskite molecule, the chemical formula is CaTiO3, exactly corresponds to the correct polyhedron.
perovskite octahedron
Spinel octahedron
Spinel. The stone got its name from the Latin "sp'inella" - a small thorn.
Spinel octahedron
salt crystals cube
Cube - single crystal combines the crystals of salt NaCl.
salt crystals cube
Pyrite crystal dodecahedron
The pyrite crystal (pyrite FeS) is in the form of a dodecahedron. Pyrite (from the Greek. "Pir" - fire) - sulphurous iron or pyritic sulfur, the most common mineral from the group of sulphides. The size of pyrite crystals reaches several centimeters.
boron crystal icosahedron
Bor - has the shape of an icosahedron
 

 

Polyhedra in nature. Part 2

Popular

Production. Issue Magic Edges №27

We open the veil of the secrets - how our products are made. And let's do it on the example of...

Nets solids of revolution

What happens if a flat geometric shape, such as a rectangle, begins to rotate rapidly relative to...

Novotalitskaya school

Under the guidance of Tatyana Yurievna Timofeyeva, a teacher of mathematics, the guys worked on the...

Practical apply

When we demonstrate polyhedra assembled from the Magic Edges set, people often ask the same...

Polyhedra for the New Year's fairy tale

Make the New Year's holiday beautiful and unusual, so that the children saw in him a fairy tale,...

Outer sphere of polyhedra

The perfection of the spherical shape has long attracted the attention of thinkers and scientists...

The star of hope

A star is an image of divine idea and will, due to them our Light and Universe were created and...