Diamond is a mineral that is chemically a crystalline form, or allotrope, of carbon. Diamonds are known for having physical properties that special, especially the hardness factor and its ability to disperse light. These qualities which make diamonds used in jewelry and various applications in the industrial world.
Especially diamonds mined in central and southern Africa, although significant diamond content has also been found in Canada, Russia, Brazil, and Australia. Approximately 130 million "Carat" (26,000 kg) of diamonds mined each year, which amounted to approximately $ 9 billion U.S. dollars. In addition, nearly four times the weight of diamonds made in makmal as synthetic diamond (synthetic diamonds).
Diamond mining
Especially diamonds mined from volcanic pipes, where the diamond content is derived from materials that are removed from the Earth because of the pressure and temperature suitable for diamond formation.
Diamonds are from the bowels of the earth were excavated either manually or with mechanized. Now most diamond miners have been using mechanization, with the suction machine to suck up the soil had been dug.
Ground water being sucked together, sorted through the strainer. With skill, the miners could distinguish ordinary stones, sand, or diamond. Newly acquired diamond is called "galuh" in Banjarmasin. Galuh is still a raw diamond. To make it ready-made, diamonds must be scrubbed first. Polishing diamonds in the society is still largely with traditional tools.
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