Is Real Kryptonite Found in a Mine?

[Ivan Seeking]

...Researchers from mining group Rio Tinto discovered the unusual mineral and enlisted the help of Dr Stanley when they could not match it with anything known previously to science...

Towards the end of my research I searched the web using the mineral's chemical formula - sodium lithium boron silicate hydroxide - and was amazed to discover that same scientific name, written on a case of rock containing kryptonite stolen by Lex Luthor...[continued]

http://news.bbc.co.uk/2/hi/science/nature/6584229.stm

All persons possessing superpowers are requested to report for testing. Capes will be provided.

 

[Janus]

http://news.bbc.co.uk/2/hi/science/nature/6584229.stm

All persons possessing superpowers are requested to report for testing. Capes will be provided.

But wait, this new mineral is white. Thus it must be "White Kryptonite", and, as everyone knows, White Kryptonite only affects plant life.

 

[Kurdt]

Looks a bit silvery from the side. So it'll either only kill plants or turn you paranoid.

 

[Ivan Seeking]

Wow, I was way behind on my knowledge of Kryptonite. I didn't realize that there are so many kinds.
http://en.wikipedia.org/wiki/Kryptonite