14/12/2017 – The Value 🏆 Digital World

Diamond

14/12/201724/02/2024 admin

What Is A Diamond? The word Diamond comes from the Greek word Adamas, which means indestructible. It is the only gem known to man that is made of a single element, Carbon, besides graphite. Diamond is completely made of Carbon atoms (Chemical Composition – C) crystallized in a cubic (isometric) arrangement. How and where are diamonds formed? Diamonds form between 120-200 kilometers or 75-120 miles below the earth’s surface. According to geologists the first delivery of diamonds was somewhere around 2.5 billion years ago and the most recent was 45…

Gold

14/12/201707/02/2022 admin

Gold is a chemical element with symbol Au (from Latin: aurum) and atomic number 79. In its purest form, it is a bright, slightly reddish yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal and a group 11 element. It is one of the least reactive chemical elements and is solid under standard conditions. Gold often occurs in free elemental (native) form, as nuggets or grains, in rocks, in veins, and in alluvial deposits. It occurs in a solid solution series with the native element silver…