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Pillow Greenstone roadcut - Ely, MN by Brian Allison

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About This Gigapan

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Taken by
Brian Allison Brian Allison
Explore score
1
Size
0.56 Gigapixels
Views
623
Date added
Aug 12, 2013
Date taken
Aug 09, 2013
Categories
 
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Description

The roadcut in the 2,700 million year old greenstone contains pillows, structures that are indicative of underwater eruptions of lava. The pillows are more easily seen at the top of the roadcut where they have undergone more weathering.


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Stitcher Notes

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GigaPan Stitch version 2.1.0160 (Macintosh)
Panorama size: 562 megapixels (35856 x 15692 pixels)
Input images: 322 (23 columns by 14 rows)
Field of view: 107.4 degrees wide by 47.0 degrees high (top=29.9, bottom=-17.1)
Settings:
Vignette correction off
Original image properties:
Camera make: Canon
Camera model: Canon PowerShot S3 IS
Image size: 1600x1200 (1.9 megapixels)
Capture time: 2013-08-09 09:36:27 - 2013-08-09 09:55:33
Aperture: f/8
Exposure time: 0.004
ISO: unknown
Focal length (35mm equiv.): 435.8 mm
Digital zoom: off
White balance: Fixed
Exposure mode: Manual
Horizontal overlap: 2.4 to 16.3 percent
Vertical overlap: 1.6 to 15.3 percent
Computer stats: 8192 MB RAM, 4 CPUs
Total time 6:49 (1.3 seconds per picture)
Alignment: 4:37, Projection: 20 seconds, Blending: 1:52
(Preview finished in 5:21)

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