She was buried with items including jet and elephant ivory bracelets, earrings, beads and a blue glass jug.
The cave is 90 metres (295 ft) deep and is 2.135 kilometres (1.33 mi) long, and contains a variety of large chambers and rock formations.
It contains the Cheddar Yeo, the largest underground river system in Britain.
The ivory bangle lady came from a group of graves excavated in 1901, on what would have been the approaches to the Roman city of Eboracum, modern York.
The burials were dated to the second half of the fourth century AD, and many had rich grave goods.
Although the remains seemed to represent a single occupation level in the sediments, the remains appeared to be a thousand years different in age.