File:Megaspores in carbonaceous shale (Pottsville Group, Lower Pennsylvanian; Jackson North Outcrop, Jackson County, Ohio, USA) 5 (43974327640).jpg
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Summary
[edit]DescriptionMegaspores in carbonaceous shale (Pottsville Group, Lower Pennsylvanian; Jackson North Outcrop, Jackson County, Ohio, USA) 5 (43974327640).jpg |
Fossil spores in carbonaceous shale from the Pennsylvanian of Ohio, USA. Click on the photo to zoom in - the round, flattened discs are fossil trilete megaspores, probably derived from ancient lycopod trees. The host rock is a dark, carbonaceous shale that may be equivalent to the Jackson Shaft Coal or the Wellston Coal. Stratigraphy: dark, fissile, carbonaceous shale unit above the "Sharon Conglomerate", lower Pottsville Group, upper Lower Pennsylvanian Locality: Jackson North Outcrop - roadcut along the southwestern side of Route 35, immediately southeast of the Route 35-Lloyds Bridge Road intersection (the northwestern intersection - there are two of them), north of the town of Jackson, northwest-central Jackson County, southern Ohio, USA (39° 06’ 32.94” North latitude, 82° 40’ 39.99” West longitude) |
Date | |
Source | Megaspores in carbonaceous shale (Pottsville Group, Lower Pennsylvanian; Jackson North Outcrop, Jackson County, Ohio, USA) 5 |
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@N05/43974327640 (archive). It was reviewed on 8 October 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0. |
8 October 2019
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:05, 8 October 2019 | 2,845 × 1,674 (3.54 MB) | Ser Amantio di Nicolao (talk | contribs) | Transferred from Flickr via #flickr2commons |
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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/10 |
ISO speed rating | 80 |
Date and time of data generation | 15:16, 10 March 2018 |
Lens focal length | 9.681 mm |
Image title | |
Width | 4,000 px |
Height | 3,000 px |
Bits per component |
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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 13.0 (Macintosh) |
File change date and time | 19:17, 16 March 2018 |
Y and C positioning | Co-sited |
Exif version | 2.21 |
Date and time of digitizing | 15:16, 10 March 2018 |
Meaning of each component |
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Image compression mode | 3 |
APEX shutter speed | 7.96875 |
APEX aperture | 6.65625 |
APEX exposure bias | −0.66666666666667 |
Maximum land aperture | 3.625 APEX (f/3.51) |
Metering mode | Pattern |
Flash | Flash did not fire, auto mode |
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Color space | sRGB |
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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 | 15:17, 16 March 2018 |
Unique ID of original document | AA3B9F6CAC09402A5362BC8BF7CDE7CA |
IIM version | 32,767 |