# The dated deposits formed in the African Humid Period from streams and wind, dated on shells and calcite

> Giresse, Sao and de Lumley date the outer-ring alluvium to the African Humid Period on mollusc shells and calcite cements and trace its material to the…

Source: https://mysteriesdept.com/mysteries/eye-of-the-sahara/evidence/EVD0DCKV7EAR5F8/the-dated-deposits-formed-in-the-african-humid-period-from  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Eye of the Sahara and Atlantis](https://mysteriesdept.com/mysteries/eye-of-the-sahara)Evidence

Evidence · Eye of the Sahara and Atlantis

# The dated deposits formed in the African Humid Period from streams and wind, dated on shells and calcite

Giresse, Sao and de Lumley date the outer-ring alluvium to the African Humid Period on mollusc shells and calcite cements and trace its material to the weathered local rock and to wind-blown dust, with no marine source reported.

Supported0

## What it bears on 2 answers

[No: the structure has stood far inland and well above the sea throughout human times](https://mysteriesdept.com/mysteries/eye-of-the-sahara/answers/ANS0DCKTXWJGX16/no-the-structure-has-stood-far-inland-and-well-above-the-sea)

Still possible

FOR

[Wet but not a ringed lake: streams and small lakes in the African Humid Period, about 14,800 to 5,500 years ago](https://mysteriesdept.com/mysteries/eye-of-the-sahara/answers/ANS0DCP9GQMCS19/wet-but-not-a-ringed-lake-streams-and-small-lakes-in-the)

Still possible

FOR

## Cite it

```
Mysteries Department. (2026). The dated deposits formed in the African Humid Period from streams and wind, dated on shells and calcite [Evidence EVD0DCKV7EAR5F8]. https://mysteriesdept.com/r/EVD0DCKV7EAR5F8
```

Key

**EVD** 0DCKV7EAR5F8

Kind

Evidence

Tier

Supported

Proposed

[Session 1](https://mysteriesdept.com/mysteries/eye-of-the-sahara/sessions/SES0DCKZYK2CKXF/session-1-the-eye-of-the-sahara-and-the-atlantis-claim) · 28 Oct 2026

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