Defect chemistry is the review of stage defects in imperfect crystals. These involve vacancies, interstitial atoms or ions, trace aspects, electrons, or holes or any other deviation from the structure of an ideal crystal. Even Definitely pure crystals incorporate level defects at any temperature earlier mentioned complete zero. Natural Pukhraj https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share