Mica. Piece of mica,showing its layered structure. Mica,a form of aluminium silicate,displays perfect cleavage,the tendency to split along definite crystal planes as seen here. It is used as an electrical insulator,for fireproofing,and as a lubricant when mixed with oil. There are a number of different types of mica with a variety of colours,the distinctions depending upon the impurities present | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Winters, Charles D. |
Taille de l’image : | 4475 px × 4488 px |
Model Release : | Non requis |
Property Release : | Non requis |
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