agurrum  [SIG4.AL.ÙR.RA : ]

1) a baked brick , a slab / a building block ; 2) [SIG4.AL.UR5.RA : ] : mathematics : a measure unit ; agurrum uqnî elleti : a blue-glazed brick ; agurrum ša atbari / pēle pesê / ašnugalli : a building block of basalt / white limestone / alabaster ; agurrum kaspi ebbi : a slab of pure silver ; 3) : an impost / lower stone in an arch (?) ;