A Substantial and Weighty Ancient Porphyry Slab, Possibly Serving as a Lid

A Substantial and Weighty Ancient Porphyry Slab, Possibly Serving as a Lid (?) Pavement (?) or Sealing a Tomb
Exhibits a rectangular form
Its surface is adorned with the remnants of ancient polishing, indicating a period of extreme refinement
Evidence of previous cutting marks and wear is also discernible
The slab boasts a vibrant colour and a distinctive patina
Roman Empire, Italy / Egypt

Ancient: 100BC to 100AD

Size: 65cm high, 54cm wide, 11cm deep (max) - 25¾ ins high, 21¼ ins wide, 4¼ ins deep (max)