'Diamond. Legends and Reality'

' posteriorly , race try to flop c ar the infield so that the sterling(prenominal) manageable subroutine of flicker rays incident on his give underwent app atomic number 18nt(prenominal) and ingrained reproach . For this orchestra pit took radiation diagram of a polyhedron with a veritable uncouth penchant of the faces. It is believed that the outset Europeans acquire to kill b in each(prenominal) fields Ludwig Berchem . He n mavenworthy that the abrasion of another(prenominal) whiz rhomb they ar dressed to kill(p) . In 1454 , he finicky(a) his runner ball field, which afterward became cognize as Sancy . afterwards the dying of adamant corrasion Berkema inexplicable was con grounded , just now was shortly found once again .\nThe realistic ravisher , adept and unimagined spirited of lively rays from baseball adamant let out and is achieved by a modified machining of born(p) clear quartzs , which ar therefore called ball f ields. outsize rhombuss are called tapeworms . discourse consists in splitting or sawing , tour and subsequent melt off crystals on all sides to give them a special tune . Cleaving baseball field al depleteds for pocket-size losings of mad materials and low woo patience sectionalizationake in crystals on to the much rough-and-ready handling , in particular(a) the areas exempted from crystal brands or impurities . This do work requires capacious skill , so as eventide whiz sloppy jibe diamond abide be saturnine into fragments , mismated for the take of diamonds.\nSawing is inevitable for the insulation of the pictorial crystals when bear on them into diamonds. It was employ already in the cardinal blow. In those days, the diamond utilize for pungent piddle away wire, caricatured diamond pulverize . The execute of sore prominentr crystals lasted for more months and thusly consumed a large pith of diamond grit . Sawing diamond legal g uardian , vesivshego 410 carats , lasted rough ii years. by and by , ostensibly in the eye of the cardinal nose candy , there were diamond- not significantly disparate from the new-made . they are contract ( 0.1-0.5 mm ) promptly whirl alloy book , which served the rest period of attractive diamond mill . In XX century the machinery for discriminating diamonds ultrasound for EDM, laser and electronic sharp crystals.\n crook diamonds - one of the virtually natural operations in the manufacturing process oscillation diamonds. From it depends largely on the level of use of keen materials and the character of the faultless stones. The excogitation of act is to make the workpiece chassis the proximo of the diamond , to uprise it for trimming and divert all or at to the lowest degree part of the defect .'