Rare rock with 30,000 octahedral diamonds

A rare rock of the size of a golf ball ensconced with 30,000  tiny octahedral diamonds sized between 10 to 700 microns with speckles of green and red garnet was discovered in Udachnaya diamond mine, in Northern Siberia. A professor from the University of Tennessee in the US is studying  this rare rock  by beaming electrons to trace the…