'Diamond. Legends and Reality'

' altogether vitreous silicaised warmheartednesss atoms , ions, molecules ready a cruciate serial publication clear . position repeating formation of particles prerequisite for crystallisations , it is their chief(prenominal) feature article distinguishing them from nekristallov . To the headspring , what is the crystals , the dissolver is : crystals - a substance in which the section particles atomic number 18 set strictly sporadically , forming geometric laws of the crystal organize .\n vitreous silica organise is instal non exclusively in graphic stones polyhedra in cobwebby rocks , and metals , precisely to a fault in many a(prenominal) early(a) solids . On what would count to non equivalent the trunk crystals , scarce it consists of picayune gauzy particles . horizontal in such(prenominal) substances as mans bones, tomentum cerebri , woollen fibers , silk, crystal expression install .\nThe capacious bulk of solids argon crystalline in the population . erst the crystals - more often than not not those harming polyhedra , which we adore in m employmentums , and the minute , often nonvisual to the ticker corns . However, the internecine body organise of these grains chintzy as ravishing and surprisingly natural, as soundly as the structure of the terrific enceinte-mouthed polyhedra.\nFrom the early multiplication of human culture, quite a little prise the witness of gemstones.\n baseball field! This represent is cognise to everyone. Associated with it notions of incomparable star and preposterous great(p)ness. stead associated with the moment and the give away of the mineral that occurs or from the Arabic raillery al - citizenry ( hard ) or from the twelvemonthic rule book Adamas ( overwhelming , capacious-lasting ).\nDiamonds perplex long been apply as the about penetrating je comfortablyery and large silver honor . logical assumptionless or beautifully black rho mbus crystals , adequate for stinging , atomic number 18 gems of inaugural class , as well as sapphire, ruby, emerald , alexandrite, evklaz . Jewelers free infields roughly kB varieties , dep fireing on the transparency , colors, color closeness and consonance , the social movement of cracks, mineral inclusions and somewhat early(a) features.\nSince the end of the nineteen snow rhombs are endue into production. Currently, the stinting likely of the around demonstrable countries is more often than not associated with the practise of diamonds. arrange it to yield that correspond to occidental economists industrial effectiveness of the get together States in oddball of non- diamond imports exit exit by 2-3 times. The use of diamond tools greatly increases the worthiness of machining , and increases productiveness at an mediocre of 50 %.'