Crystals
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Crystals... They are beautiful stones that are rarely seen.... They come in different colors, are mostly transparent, and, most importantly, they have a beautiful correct shape. Typically, crystals are polyhedrons, their sides (edges) are perfectly flat, the edges are strictly straight ........ Collected in a mineralogical museum, they delight the eye with a wonderful play of light in the facets, the amazing correctness of the structure .. All of this is true, but ........... [ .. Crystals are not a museum rarity . Crystals are all around us.... Solids, from which we build houses and make machines, substances that we use in everyday life almost all of them belong to crystals...
LF/921772485/R
Data sheet
- Name of the Author
- Китайгородский Александр Исаакович
- Language
- Russian
- Series
- Научно-популярная библиотека
- Release date
- 1955
12 books by the same author:
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Crystals... They are beautiful stones that are rarely seen.... They come in different colors, are mostly transparent, and, most importantly, they have a beautif...