Image:Chalcophyllite.jpg
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Chalcophyllite. Collected from Lemhi County, Idaho.
Mineral collection of Bringham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 9-7019, Cu_18Al_2(AsO_4)_3(SO_4)_3(OH)27 x 36H_2O.
URL: http://libraryphoto.cr.usgs.gov/htmllib/btch564/btch564j/btch564z/btch564/byu00276.jpg
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This image is a work of a United States Geological Survey employee, taken or made during the course of the person's official duties. As a work of the United States Government, the image is in the public domain. For more information, see the USGS copyright policy. See Wikipedia:Public domain and Wikipedia:Copyrights for more details. |  |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 06:13, 10 May 2008 | 1,400×918 (1.05 MB) | Tillman (Talk | contribs) | (Chalcophyllite. Collected from Lemhi County, Idaho. Mineral collection of Bringham Young University Department of Geology, Provo, Utah. Photograph by Andrew Silver. BYU index 9-7019, Cu_18Al_2(AsO_4)_3(SO_4)_3(OH)27 x 36H_2O. URL: http://libraryphoto.) |
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Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
| Camera manufacturer | SONY |
|---|---|
| Camera model | CYBERSHOT |
| Exposure time | 1/30 sec (0.033333333333333) |
| F-number | f/2.8 |
| Date and time of data generation | 11:47, 29 May 2002 |
| Lens focal length | 6.1 mm |
| Orientation | Normal |
| Horizontal resolution | 72 dpi |
| Vertical resolution | 72 dpi |
| Software used | Adobe Photoshop CS2 Windows |
| File change date and time | 12:02, 17 November 2006 |
| Y and C positioning | 2 |
| Exposure Program | Normal program |
| ISO speed rating | 92 |
| Exif version | 2.1 |
| Date and time of digitizing | 11:47, 29 May 2002 |
| Image compression mode | 2 |
| Exposure bias | 0 |
| Maximum land aperture | 3 |
| Metering mode | Spot |
| Light source | Unknown |
| Flash | 0 |
| Color space | sRGB |
