File:Crushed Sioux Quartzite (upper Paleoproterozoic, 1.65-1.70 b.y.) in concrete (Chamberlain, South Dakota, USA) 2.jpg
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![File:Crushed Sioux Quartzite (upper Paleoproterozoic, 1.65-1.70 b.y.) in concrete (Chamberlain, South Dakota, USA) 2.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7f/Crushed_Sioux_Quartzite_%28upper_Paleoproterozoic%2C_1.65-1.70_b.y.%29_in_concrete_%28Chamberlain%2C_South_Dakota%2C_USA%29_2.jpg/800px-Crushed_Sioux_Quartzite_%28upper_Paleoproterozoic%2C_1.65-1.70_b.y.%29_in_concrete_%28Chamberlain%2C_South_Dakota%2C_USA%29_2.jpg?20230629160553)
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[edit]DescriptionCrushed Sioux Quartzite (upper Paleoproterozoic, 1.65-1.70 b.y.) in concrete (Chamberlain, South Dakota, USA) 2.jpg |
English: The pinkish-colored chunks in this concrete are pieces of quartzite. The gravel comes from a Precambrian-aged unit called the Sioux Quartzite. Good outcrops occur at Falls Park along the Big Sioux River in the town of Sioux Falls, southeastern South Dakota. Quartzite quarries occur in that town and elsewhere, including southwestern Minnesota.
Stratigraphy: Sioux Quartzite, upper Paleoproterozoic, 1.65-1.70 Ga Locality: parking lot at the Lewis and Clark Interpretive Center (rest stop & visitor center), Chamberlain, South Dakota, USA |
Date | |
Source | https://www.flickr.com/photos/47445767@N05/53005552887/ |
Author | James St. John |
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This image was originally posted to Flickr by James St. John at https://flickr.com/photos/47445767@N05/53005552887. It was reviewed on 29 June 2023 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0. |
29 June 2023
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current | 16:05, 29 June 2023 | ![]() | 4,000 × 3,000 (7.11 MB) | Ser Amantio di Nicolao (talk | contribs) | Uploaded a work by James St. John from https://www.flickr.com/photos/47445767@N05/53005552887/ with UploadWizard |
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Camera manufacturer | Canon |
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Camera model | Canon PowerShot D10 |
Exposure time | 1/250 sec (0.004) |
F-number | f/11 |
ISO speed rating | 80 |
Date and time of data generation | 10:57, 24 June 2023 |
Lens focal length | 11.614 mm |
Width | 4,000 px |
Height | 3,000 px |
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Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop Elements 18.0 (Macintosh) |
File change date and time | 14:46, 27 June 2023 |
Y and C positioning | Co-sited |
Exif version | 2.21 |
Date and time of digitizing | 10:57, 24 June 2023 |
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Image compression mode | 3 |
APEX shutter speed | 7.96875 |
APEX aperture | 6.90625 |
APEX exposure bias | −0.33333333333333 |
Maximum land aperture | 4 APEX (f/4) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 16,460.905349794 |
Focal plane Y resolution | 16,483.516483516 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Portrait |
Lens used | 6.2-18.6 mm |
Date metadata was last modified | 10:46, 27 June 2023 |
Unique ID of original document | DA0E7BF99F6955DF61AD62926404717B |