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Snowball Earth > Snowball Earth Educational Rock Sample Suite TS-1 by Robin Rohrback

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About This Gigapan

Taken by
Robin Rohrback Robin Rohrback
Explore score
0.22 Gigapixels
Date added
Jul 17, 2012
Date taken
Jul 17, 2012

A fine-grained carbonate laminite from above the Ghuab glacial formation. It is interpreted as a marine cap carbonate suggestive of rapid enviromental change.

Sample is 8.4 cm long.

This sample is from the Snowball Earth Educational Rock Sample Suite, and comes courtesy of Paul Hoffman, Harvard University; Eugene Domack, Hamilton College; and Timothy Fox, Hamilton College.
For more information on the Snowball Earth Educational Rock Sample Suite, visit www.snowballearth.org/samples.html Will open in a new tab or window.
Image made as part of the MAGIC project (Mid-Atlantic Geo-Imagery Collection) using Northern Virginia Community College's gigamacro rig, as seen here:
gigamacro.com/gigapixel-macro-imaging-system Will open in a new tab or window/

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Stitcher Notes


GigaPan Stitch version 2.0.0501 (Windows)
Panorama size: 222 megapixels (10244 x 21728 pixels)
Input images: 64 (4 columns by 16 rows)
Field of view: 6.7 degrees wide by 14.2 degrees high (top=13.0, bottom=-1.2)
Vignette correction on: c1=-0.142 c2=0.0212
All default settings
Original image properties:
Camera make: unknown
Camera model: unknown
Image size: 5184x3456 (17.9 megapixels)
Capture time: unknown
Aperture: unknown
Exposure time: unknown
ISO: unknown
Focal length (35mm equiv.): unknown
White balance: unknown
Exposure mode: unknown
Horizontal overlap: 5.0 to 69.2 percent
Vertical overlap: 64.2 to 66.7 percent
Computer stats: 4000.13 MB RAM, 4 CPUs
Total time 7:19 (6.9 seconds per picture)
Alignment: 20 seconds, Projection: 2:13, Blending: 4:46
(Preview finished in 3:19)

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