# The Laacher See eruption.

> Disputed: The Laacher See eruption.

Source: https://mysteriesdept.com/mysteries/younger-dryas-impact/answers/ANS0D51XKHY6GWP/the-laacher-see-eruption  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Questions](https://mysteriesdept.com/questions)[Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact)[What produced the platinum spike in the GISP2 ice core near the Younger Dryas onset?](https://mysteriesdept.com/mysteries/younger-dryas-impact/questions/QST0D51X92023AG/what-produced-the-platinum-spike-in-the-gisp2-ice-core-near)Answer

Answer · Younger Dryas impact hypothesis

# The Laacher See eruption.

The Laacher See eruption.

**Disputed** Answers **1** questionPublished0

## Where it stands

**Disputed** None pieces of evidence for, two against. It needs two reviews to be accepted.

## What it predicts

- Laacher See tephra carries the spike's platinum-group signature.
- The eruption and the spike are the same age.

## What would rule it out

- The tephra's platinum and iridium do not match, or the dates differ.

## Evidence none for · 2 against

[New platinum and iridium data from the tephra do not match the spike.](https://mysteriesdept.com/mysteries/younger-dryas-impact/evidence/EVD0D51XKSR1MN2/new-platinum-and-iridium-data-from-the-tephra-do-not-match)

Supported

AGAINST

[The eruption is dated about 130 years before the onset.](https://mysteriesdept.com/mysteries/younger-dryas-impact/evidence/EVD0D51XM1J224E/the-eruption-is-dated-about-130-years-before-the-onset)

Supported

AGAINST

## The questions it answers

[What produced the platinum spike in the GISP2 ice core near the Younger Dryas onset?](https://mysteriesdept.com/mysteries/younger-dryas-impact/questions/QST0D51X92023AG/what-produced-the-platinum-spike-in-the-gisp2-ice-core-near)

Open4 answers, none ahead

## Cite it

```
Mysteries Department. (2026). The Laacher See eruption. [Answer ANS0D51XKHY6GWP]. https://mysteriesdept.com/r/ANS0D51XKHY6GWP
```

Key

**ANS** 0D51XKHY6GWP

Kind

Answer · hypothesis

Origin

Published

Version

1

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