The Black Stone of the Kaaba apparently is not a meteorite, although listed as a probable example in the Prior-Hey Catalogue of Meteorites. Diffusion banding and other physical attributes suggest that it is an agate.Robert S. DietzDepartment of GeologyJohn McHone...
The Stone is a dark rock, polished smooth by the hands of millions of pilgrims, that has been broken into a number of fragments cemented into a silver frame in the side of the Kaaba.Although it has often been described as a meteorite, this hypothesis is still under consideration.Muslim ...