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Frank Kelley says, "a spall flake is a small fragment, or chip. This spall was probably caused by ice fracturing the rock. A human chip would have another little mark or two. I still enjoyed the find." Barrow, Alaska.

Credit to read: Photo by Frank Kelley (PolarTREC 2008), Courtesy of ARCUS

Photographer: Frank Kelley
Category: 
Year: 
2008
Program: 
PolarTREC
Region: 
North Slope, Alaska
Topic: 
File Information
Focal Length: 
6.3mm
File Size: 
2216208
Computed Mime: 
image/jpeg
Max Aperture: 
f/3.3
Height: 
2304
Width: 
3072
Make: 
PENTAX Corporation
Model: 
PENTAX Optio W30
Exposure Time: 
1/100s
ISO: 
64

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