Zirconium will spontaneously combust at high altitude.
Zirconium is a major constituent of modern day fireworks.
largely unheard of by the majority of jewellers
Zirconium, along with Titanium, is fast becoming the latest in a line of trends
fascinating surface transformation ability and hypoallergenic qualities.
Old established traditionalist jewellers who once balked at the idea of non-precious metal jewellery are now embracing the products - see above, its largely unheard of.
Precious metals will never be replaced by non precious as the material of choice
Cracker