Currently, diamonds are mined from two types of deposits: primary (kimberlite and lamproite pipes) and secondary - placers. Here you will find all the information about the Top 10 largest mines in the world https://madgemstones.com/top-10-largest-mines-in-the-world/ . Diamonds were first discovered in India before our era in placers and were developed over many centuries. The legendary mines of Golconda gave the world almost all the diamonds known since ancient times, such as Kohinoor, Shah, Orlov and others.