Results for: hafnium

What is the origin of hafnium?

Hafnium is a natural chemical element; hafnium hasn't minerals but it is associated with zirconium (unrefined zirconium contain approx. 2 % hafnium).

How is Hafnium made today?

Hafnium is found in tandem with zirconium deposits. It is separated from the zirconium during refinement as hafnium chloride. It is then reduced with magnesium to produce pure hafnium.

Where is Hafnium found in nature?

Hafnium is associated only with some zirconium minerals. Hafnium minerals are not known and very probable they are impossible because the great similarity between hafnium and zirconium.

Melting point above 3000K?

Metals: tantalum, rhenium, wolfram, osmium Nonmetals: diamond, graphite Compounds: hafnium carbide, hafnium boride, hafnium nitride, tantalum hafnium carbide, etc.