LAB-GROWN DIAMOND Diamonds formed between 90 million to 3 billion years ago deep within Earth’s mantle. The use of diamonds dates back to ancient India, around the 4th century BC. By the 1400s, diamonds became fashionable accessories for Europe’s elite. In the early 1700s, as India’s diamond supplies declined, Brazil emerged as an important source. The modern diamond market began with the 1866 discovery of diamonds in Kimberley, South Africa. Cecil Rhodes established De Beers Consolidated Mines Limited in 1888, controlling an estimated 90 percent of the world’s production of rough diamonds by 1900. NATURAL DIAMOND FORMATION Geologists believe that most natural diamonds are created in the mantle , which lies approximately 140 to 190 kilometers (87 to 118 miles) below the Earth’s surface. over billions of years , carbon atoms come together and crystallize, forming diamonds in this high-temperature, high-...
Human Brain and Artificial intelligence