Sentence examples for been dated to about from inspiring English sources

An earlier archaeological site has been dated to about 15,000 years ago in Tibet, but the elevation is lower at 3300 to 3500 meters, and it's not clear if humans lived there or camped there briefly, says archaeologist Mark Aldenderfer of the University of California, Merced, who was not involved in the work.

This has been dated to about 1000 bce.

These people are recorded at Ngwenya, where the mining of iron ore has been dated to about ad 400.

Other ancient civilizations also used bronze articles; for example, Chinese bronzes have been dated to about 2250 bce.

Bronzes, which have been dated to about the 9th century ce, were discovered in the 1930s and '40s at Igbo Ukwu, near the southwestern city of Onitsha.

Animal fossils found with the skull have been dated to about 130,000 years ago, during which time Neanderthals (H. neanderthalensis) occupied Europe.

This ash bed was dated to about 2.6 mya.

Some of these may be dated to about 1695, while the composition dates of the others remain unknown.

The first large-scale sand movement event was dated to about 6000 BC, covering soils on which forest had earlier established.

The inscriptions and scenes of G 7211, which need to be copied, are dated to about the reign of Menkaure (Dynasty 5).

From the style of the woman's hair — severe, slicked, parted in the middle, coiled up just over the ears — the picture can be dated to about 1852.