Final answer:
The Standard of Ur is made of wood inlaid with shell, lapis lazuli, and red limestone, dating back to approximately 2550 BCE and reflecting the skilled craftsmanship of the Sumerian civilization.
Step-by-step explanation:
The Standard of Ur from the Royal Tombs at Ur, Iraq, is made of wood inlaid with shell, lapis lazuli, and red limestone. This significant archaeological find, dating from about 2550 BCE, provides a glimpse into the complex society of Sumer and the high level of craftsmanship achieved during that time. The beautifully inlaid box features mosaic figures and borders and is an early example of pictorial art, highlighting aspects of daily life as well as the social hierarchy, as indicated by the depiction of the king as larger than other figures.