# Artifacts: The Younger Dryas impact hypothesis

> The 14 artifacts of The Younger Dryas impact hypothesis: photos, scans, transcriptions and documents, each with its own catalog key.

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

---

**MYS** 0D51WZ1P63TH·[The Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact)

# Artifacts 14

Every copy this mystery rests on, each with its own key and its distance from the original.

Photo1 step from object

[Photograph: The Younger Dryas impact hypothesis](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51WYSW3NKW/photograph-the-younger-dryas-impact-hypothesis)

Mario Pino et al. · CC BY 4.0

Photo1 step from object

[The GISP2 ice core: photo](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XXJ863FG/the-gisp2-ice-core-photo)

NOAA · Public domain (US government work)

Photo1 step from object

[The GISP2 ice core: picture](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XXT24102/the-gisp2-ice-core-picture)

NOAA · Public domain (US government work)

Dataset2 steps from object

[The GISP2 ice core: dataset](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XXT27CN0/the-gisp2-ice-core-dataset)

Richard Alley (NOAA World Data Service for Paleoclimatology) · public-domain

Document2 steps from object

[The GISP2 ice core: document](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XY1W47EM/the-gisp2-ice-core-document)

Michail Petaev and colleagues · publisher

Document2 steps from object

[Boundary-layer sediment samples from the 2007 sites: document](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XYHG5SXX/boundary-layer-sediment-samples-from-the-2007-sites-document)

Richard Firestone and colleagues · publisher

Photo1 step from object

[The "black mat" at Murray Springs: photo](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XZ141FQJ/the-black-mat-at-murray-springs-photo)

Ammodramus (Wikimedia Commons) · CC0

Document2 steps from object

[Quartz grains reported as shock-fractured (2025, retracted): document](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XZGR030E/quartz-grains-reported-as-shock-fractured-2025-retracted)

James Kennett and colleagues · CC-BY-4.0

Photo1 step from object

[The "black mat" at Murray Springs: picture](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51XZGR1PR1/the-black-mat-at-murray-springs-picture)

Ammodramus · CC0

Photo2 steps from object

[Melt glass from Abu Hureyra: photo](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51Y00C0R59/melt-glass-from-abu-hureyra-photo)

Moore et al. 2020, figure 2 · CC BY-SA 4.0 (as tagged on Commons; the source figure is CC BY 4.0)

Photo2 steps from object

[Radar survey and dated samples of the Hiawatha structure: photo](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51Y0G078K5/radar-survey-and-dated-samples-of-the-hiawatha-structure)

NASA Goddard · Public domain (US government work)

Document2 steps from object

[Radar survey and dated samples of the Hiawatha structure: document](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51Y0QT2RMM/radar-survey-and-dated-samples-of-the-hiawatha-structure)

Gavin Kenny and colleagues · CC-BY-4.0

Photo2 steps from object

[Melt glass from Abu Hureyra: picture](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51Y0QT4VHH/melt-glass-from-abu-hureyra-picture)

Andrew M. T. Moore and colleagues · CC BY-SA 4.0 (as tagged on Commons; the source figure is CC BY 4.0)

Photo2 steps from object

[Radar survey and dated samples of the Hiawatha structure: picture](https://mysteriesdept.com/mysteries/younger-dryas-impact/copies/CPY0D51Y1F86DVS/radar-survey-and-dated-samples-of-the-hiawatha-structure)

NASA/Cindy Starr · Public domain (US government work)