{HEAD ~ The spherical porous ceramic body} 1, wherein {TAIL ~ the porous ceramic body} has a polycrystal structure and the a major crystal phase thereof is indialite 
wherein
{ HEAD ~ The spherical porous ceramic body } 1 , wherein { TAIL ~ the porous ceramic body } has a polycrystal structure and the a major crystal phase thereof is indialite
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH