As of Oct 2008, The price for pure metal is around $20,075 per tonne (Wikipedia).
No. Tungsten is an element, where as tungsten carbide is an alloy, or a mixture of elements (tungsten, nickel, tantalum, niobium, titanium, and chromium). Tungsten carbide is much easier to work into styles and designs, but does not change the hardness of the metal.
You can find tungsten carbide mostly in the pen nib...
mold for tungsten carbide
Tungsten Carbide is made from compounds of Tungsten and Carbon. At the base level, Tungsten Carbide resembles a type of fine dark powder. This powder then made into shapes by being pressed.
"Carbide" as used in "Carbide Drills" and "Carbide Saws" is the alloy Tungsten Carbide. Chemically the material is either Tungsten Carbide (WC) or Tungsten diCarbide (WC2). Carbide is used because of its hardness.
Tungsten and carbon
Standard tungsten carbide rings can be purchased at many jewelry stores. Places like Zales, Walmart and Jared are such stores that carry tungsten carbide rings.
Tungsten is heavy and fragile . Pure tungsten metal should be in dark grey color, tungsten metal usually use in industrial for filament and making steel. Another important part for tungsten is the tungsten carbide, usually use in jewelry. Tungsten carbide jewelry are in bright silver color, it's made from the 85.7 tungsten carbide and together mixed titanium.
tungsten carbide
Gunmetal
tungsten carbide
Current scrap price carbide