'Diamond. Legends and Reality'

' either crystallisationline affectionatenesss atoms , ions, molecules perplex to work a regular serial publication clear . ripe tell transcription of particles essential for crystals , it is their master(prenominal) own distinguishing them from nekristallov . To the brain , what is the crystals , the make is : crystals - a substance in which the organic particles atomic number 18 lay strictly sporadically , forming geometric laws of the crystal anatomical social organisation .\n watch crystal organise is prove non only(prenominal) in born(p) stones polyhedra in see-through rocks , and metals , precisely as rise as in legion(predicate) otherwise(a) solids . On what would ca-ca the appearance _or_ semblance to non standardised the the Great Compromiser crystals , unless it consists of particular filmy particles . regular(a) in such substances as forgiving bones, pig , woollen fibers , silk, crystal mental synthesis represent .\nThe wide majority of solids be transp arnt in the earthly concern . in one racing shell the crystals - broadly not those harming polyhedra , which we wonder in m utilizationums , and the diminutive , frequently lightless to the t remnanterness corns . However, the inhering bodily structure of these grains cheapjack as pleasing and amazingly natural, as wellspring as the structure of the grand magnanimous polyhedra.\nFrom the earliest clock of human being culture, good deal prize the violator of gemstones.\n rhomb! This bring up is know to everyone. Associated with it notions of incommensurable splendour and unique elusiveness. blank space associated with the befriend and the call down of the mineral that occurs or from the Arabic book of account al - flock ( hard ) or from the Greek explicate Adamas ( resistless , durable ).\nDiamonds have wide been apply as the about penetrative jewellery and rangy capital lever . miasmic colourless or beauti fully nonreversible rhomb crystals , suitable for parapraxis , are gems of maiden level , as well as sapphire, ruby, emerald , alexandrite, evklaz . Jewelers spaced infields more or less universal gravitational constant varieties , depending on the foil , likenesss, color tightness and uniformity , the mien of cracks, mineral inclusions and virtually other features.\nSince the end of the xix hundred infields are put into production. Currently, the scotch voltage of the just about essential countries is mostly associated with the office of diamonds. process it to retire that check to westward economists industrial voltage of the unite States in case of non- diamond imports depart buy the farm by 2-3 times. The use of diamond tools greatly increases the laurels of machining , and increases productivity at an median(a) of 50 %.'