# About 700 SEM-EDS analyses of spherules from 18 sites are said to be inconsistent with volcanic, cosmic…

> About 700 SEM-EDS analyses of spherules from 18 sites are said to be inconsistent with volcanic, cosmic background, lightning or authigenic origins.

Source: https://mysteriesdept.com/mysteries/younger-dryas-impact/evidence/EVD0D51XFMY6725/about-700-sem-eds-analyses-of-spherules-from-18-sites-are  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

---

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

Evidence · Younger Dryas impact hypothesis

# About 700 SEM-EDS analyses of spherules from 18 sites are said to be inconsistent with volcanic, cosmic…

About 700 SEM-EDS analyses of spherules from 18 sites are said to be inconsistent with volcanic, cosmic background, lightning or authigenic origins.

Suggestive0

## What it bears on 1 answer

[The markers form only at the temperatures and pressures of impacts and airbursts, and they peak at the…](https://mysteriesdept.com/mysteries/younger-dryas-impact/answers/ANS0D51XFD40S6P/the-markers-form-only-at-the-temperatures-and-pressures-of)

Disputed

FOR

## Cite it

```
Mysteries Department. (2026). About 700 SEM-EDS analyses of spherules from 18 sites are said to be inconsistent with volcanic, cosmic… [Evidence EVD0D51XFMY6725]. https://mysteriesdept.com/r/EVD0D51XFMY6725
```

Key

**EVD** 0D51XFMY6725

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/EVD0D51XFMY6725)