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Tungsten ore is really a rock from which the element tungsten could be economically extracted. The ore minerals of tungsten include wolframite, scheelite, and ferberite.Tungsten is utilized for generating many alloys.

Photography is a beautiful form of modern art. A static picture says so many words, and opens up imagination beyond boundaries. Light has always been a favorite subject for photographers, be it natural or artificial. Light bulbs have also been photographed many times. The tungsten filament in a bulb, when lights up, gives us light, and the very mechanics of a bulb are fascinating.