# Control TL measurements on local medieval and Gallo-Roman sherds gave dates consistent with their archaeological age…

> Control TL measurements on local medieval and Gallo-Roman sherds gave dates consistent with their archaeological age at all but one site, and zircon TL…

Source: https://mysteriesdept.com/mysteries/glozel/evidence/EVD0DEDYTFFZFYT/control-tl-measurements-on-local-medieval-and-gallo-roman  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

---

[Glozel: the inscribed tablets of the Fradin field](https://mysteriesdept.com/mysteries/glozel)Evidence

Evidence · Glozel: the inscribed tablets of the Fradin field

# Control TL measurements on local medieval and Gallo-Roman sherds gave dates consistent with their archaeological age…

Control TL measurements on local medieval and Gallo-Roman sherds gave dates consistent with their archaeological age at all but one site, and zircon TL on two Glozel objects behaved as expected for a single ancient firing.

Suggestive0

## What it means

Key question[Do the thermoluminescence dates on the Glozel ceramics record the original firing or a later reheating?](https://mysteriesdept.com/mysteries/glozel/questions/QST0DEDTPR71P95/do-the-thermoluminescence-dates-on-the-glozel-ceramics)

2 answers, none ahead yet

**Open** unchanged

Answer this evidence bears on[The TL dates are firing dates](https://mysteriesdept.com/mysteries/glozel/answers/ANS0DEDX1WN3PWC/the-tl-dates-are-firing-dates)

Supports1 for, 1 against

**Still possible** unchanged

## Next steps 1

1

Add the 2023 Guilaine-Miallier dates and the full 1976 TL sample table to the dates dataset, with sampling surfaces.

~5 h

[On: Do the thermoluminescence dates on the Glozel ceramics record the original firing or a later reheating?](https://mysteriesdept.com/mysteries/glozel/questions/QST0DEDTPR71P95/do-the-thermoluminescence-dates-on-the-glozel-ceramics)

**—** not judged

Ranked by how likely each is to move the key question, for the time it takes

## Sources 2

[Mesures de la thermoluminescence de grains de zircon extraits de deux prélèvements de Glozel](https://mysteriesdept.com/sources/SRC0DEDJ5D5J899/mesures-de-la-thermoluminescence-de-grains-de-zircon)

Zimmerman 1976

SRC

[Résumé des recherches effectuées à Glozel entre 1983 et 1990, sous l'égide du ministère de la Culture](https://mysteriesdept.com/sources/SRC0DEDJ8461BM1/resume-des-recherches-effectuees-a-glozel-entre-1983-et-1990)

Daugas et al. 1995

SRC

## Cite it

```
Mysteries Department. (2026). Control TL measurements on local medieval and Gallo-Roman sherds gave dates consistent with their archaeological age… [Evidence EVD0DEDYTFFZFYT]. https://mysteriesdept.com/r/EVD0DEDYTFFZFYT
```

Key

**EVD** 0DEDYTFFZFYT

Kind

Evidence

Tier

Suggestive

Version

1

Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

Every record is open data. Take this one as JSON, with its links and its history.

[JSON](https://mysteriesdept.com/api/v1/records/EVD0DEDYTFFZFYT)