Facts About Gold and Hafnium
Interesting Facts
- It is found in copper ores and from the crust of the earth.
- It is the most malleable and ductile metal.
- Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
Sources
Earth's crust, Mining, Ores of metals
By-product Zirconium Refining
Who Discovered
Unknown
Dirk Coster and George de Hevesy
Discovery
Before 6000 BCE
In 1922
Abundance In Earth's Crust
Abundance In Humans
Not Available