# The GISP2 platinum spike has no agreed terrestrial source.

> The GISP2 platinum spike has no agreed terrestrial source.

Source: https://mysteriesdept.com/mysteries/younger-dryas-impact/evidence/EVD0D51XCFC149Z/the-gisp2-platinum-spike-has-no-agreed-terrestrial-source  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact)Evidence

Evidence · Younger Dryas impact hypothesis

# The GISP2 platinum spike has no agreed terrestrial source.

The GISP2 platinum spike has no agreed terrestrial source.

Supported0

## What it bears on 1 answer

[No impact or airburst occurred; the proposed markers are terrestrial or background cosmic material…](https://mysteriesdept.com/mysteries/younger-dryas-impact/answers/ANS0D51XBQY621Q/no-impact-or-airburst-occurred-the-proposed-markers-are)

Most likely

AGAINST

## Cite it

```
Mysteries Department. (2026). The GISP2 platinum spike has no agreed terrestrial source. [Evidence EVD0D51XCFC149Z]. https://mysteriesdept.com/r/EVD0D51XCFC149Z
```

Key

**EVD** 0D51XCFC149Z

Kind

Evidence

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Supported

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1

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