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MEN AND MINES
the banks of the Kistna, to be thriving with activity. There were something like 60,000 men, women, and children laboring in the Kollur mines at that time.
The curious thing about Indian diamonds, Tavernier found, is that they all were found in the river-beds. Geolo­gists have tried to trace the source of these gravels in hopes of finding diamonds in their original matrix of lava. If they could do that—who knows? But they haven't been able to do it. Today of course, the Indian mines don't provide much "in the way of study. Since about 1860 they have been practically exhausted. Only a hundred carats a year now come from this ancient source, which during its twenty centuries of real activity contributed twelve million carats to the world.
" The next big producer was Brazil, land of jungles and blazing heat. This was a Portuguese province. It was the year 1726. Men were panning for gold in the interior up­lands. A man named Bernardo da Fonesca Lobo noticed that some of the stuff picked up by miners didn't look like gold or like any other stones. (Historians today sometimes in mentioning the discovery say that he exclaimed: "What bright pebbles!" That is a wild fabrication because a dia­mond—well, suppose you go into a cutting establishment today and look at a rough diamond before it has been cut and polished. It is unattractive, it is flat, it is greasy, it is dull. The fact is that Bernardo, who had been a worker in the Indian mines, knew a diamond when he saw one. So he claimed it.)
The news shot across the ocean to Lisbon. It was cele­brated with high masses, parades, and feasting, and the Portuguese Crown took immediate steps to assume control of the fields. The Crown even ordered that the town of Tejuco, where the diamond was found, be renamed Dia-
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