Rare diamond confirms theory about the earth's mantle

[lioness]

http://news.yahoo.com/rare-diamond-reveals-earths-interior-wet-181429521.html

Geology aside, I wonder what the stone would look like if it were cut....

 

[JewelFreak]

That is fascinating! Seems the ringwoodite & olivine change back & forth in one sample depending on pressure. Amazing.

 

[LoversKites]

Fascinating. I love discoveries like this.

 

[CRYSTAL24K]

Amazing!