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Notched pebble hammer, a prehistoric tool used for breaking bone in order to extract marrow and grease. This is from a northern Archaic period site dated to approximately 4500 BP, near Agiak Lake, Gates of the Arctic National Park, central Brooks Range, Alaska.

Credit to read: Photo by Jeff Rasic, National Parks Service

Photographer: Jeff Rasic
Category: 
Region: 
North Slope, Alaska
File Information
Focal Length: 
5.8mm
File Size: 
1812733
Computed Mime: 
image/jpeg
Max Aperture: 
f/5.6
Height: 
1642
Width: 
2048
Make: 
Canon
Model: 
Canon PowerShot SD200
Exposure Time: 
1/320s
Longitude: 
-152.97230833333
Latitude: 
68.065736111111
IPTC Caption: 
Notched pebble from within tent ring B, site XCL-118.

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