File:Halysites sp. (fossil coral) (Lockport Dolomite, Middle Silurian; Rockford Stone Company Quarry, Rockford, Ohio, USA) (42215454041).jpg
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[edit]DescriptionHalysites sp. (fossil coral) (Lockport Dolomite, Middle Silurian; Rockford Stone Company Quarry, Rockford, Ohio, USA) (42215454041).jpg |
Halysites sp. - fossil colonial coral in the Silurian of Ohio, USA. (sledge hammer for scale) (photo on public display, Geology Department, Wittenberg University, Springfield, Ohio, USA) From exhibit signage: This photograph illustrates the Silurian Reef Complex as found at the Rockford Limestone Company Quarries in Rockford, Ohio. Above is shown a specimen of Halysites in relation to a sledge hammer. Classification: Animalia, Cnidaria, Anthozoa, Tabulata, Halysitidae Stratigraphy: Lockport Dolomite, Niagaran Series, Middle Silurian Locality: Rockford Stone Company Quarry (now abandoned & flooded), 1.5 miles northwest of the town of Rockford, northern Mercer County, northwestern Ohio, USA. (40° 42' 29.10" North latitude, 84° 40' 01.28" West longitude) |
Date | |
Source | Halysites sp. (fossil coral) (Lockport Dolomite, Middle Silurian; Rockford Stone Company Quarry, Rockford, Ohio, USA) |
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@N05/42215454041 (archive). It was reviewed on 5 December 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0. |
5 December 2019
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current | 03:31, 5 December 2019 | 3,910 × 2,109 (4.29 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 | 1/30 sec (0.033333333333333) |
F-number | f/3.5 |
ISO speed rating | 80 |
Date and time of data generation | 08:43, 24 March 2018 |
Lens focal length | 9.7 mm |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop Elements 13.0 (Macintosh) |
File change date and time | 06:19, 19 May 2018 |
Exif version | 2.21 |
Date and time of digitizing | 08:43, 24 March 2018 |
APEX shutter speed | 4.9068905902692 |
APEX aperture | 3.614709851552 |
APEX exposure bias | −0.66666666666667 |
Maximum land aperture | 3.614709851552 APEX (f/3.5) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 16,460.905405405 |
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 | 02:19, 19 May 2018 |
Unique ID of original document | 281F92255C3FE9BB7B7629164E53B26C |