Cosmatesque Pavement Self-researched

Artist: Cosmati
Location: Santa Maria in Cosmedin, Rome
Medium: Marble inlay (porphyry, serpentine, giallo antico)
Date: 12th century

The nave floor is a masterpiece of Cosmatesque opus sectile work, featuring elaborate geometric patterns of inlaid colored marble. Dominated by an enormous porphyry roundel with intricate patterning using purple-crimson porphyry, dark green serpentine, and yellow giallo antico marble set in white marble matrices.