The first documents mentioning the garment only date back to the 11th Century, it has never been subjected to carbon dating.
Textile historian Mechthild Flury-Lemberg, who examined the tunic in the 1970s reportedly, found that it mostly was composed of fabric added during restorations in 15, but that it also contained some shreds of wool that dated back to the early Roman Empire.
The Timeline Reseach project and Conference on the Age of the Earth are designed to give students a visual and kinesthetic picture of the age of the earth.
As a result, it is covered in fossils and relics that tell its life-story.
From radioisotopes in rock layers to biological fossils, there are many clues scientists use to understand what happened on Earth and when.
Radiocarbon dating, which depends on the steady decay of carbon-14, is less reliable if an artefact is older than 16,000 years.
But the changes in radiocarbon, and dating, fluctuate greatly up to 45,000 years, the limit of the study.