File:Ruspoli le grand saphir de Louis XIV (galerie de minéralogie du Museum National dHistoire Naturelle) (2593986634).jpg
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Summary
[edit]DescriptionRuspoli le grand saphir de Louis XIV (galerie de minéralogie du Museum National dHistoire Naturelle) (2593986634).jpg |
Cette gemme exceptionnelle est le véritable "grand saphir de Louis XIV". Il est aussi connu sous le nom de "Ruspoli", nom de la famille romaine qui le possédait avant le roi de France. Contrairement au Sancy et au Bleu de France, cette pierre n'a pas été volée lors du grand vol des joyaux de la Couronne en septembre 1792. La taille en rhomboèdre de ce saphir suit parfaitement les faces d'un saphir naturel. On aperçoit à la lumière, des zonations. Il pèse 27,10 grammes (135,80 carats) et mesure 39 x 29 mm. Daubenton a eut le privilège de récupérer cette gemme, avec d'autres, à l'Hôtel de la Monnaie et de les inventorier à la collection nationale. On ne connait pas la localité, on suppose qu'il s'agit de Ceylan. Cet échantillon est actuellement dans les réserves du Muséum national d'Histoire naturelle (galerie de minéralogie). L'original a été présenté lors de l'inauguration de la galerie virtuelle sur laquelle il est décrit. www.museum-mineral.fr/home.php#http://www.museum-mineral.... Météorites, minéraux et fabuleux cristaux : la Galerie de Minéralogie et de Géologie conserve une collection qui figure parmi les plus anciennes et les plus prestigieuses du monde, exposée dans la salle du Trésor et la salle des cristaux géants. la galerie virtuelle www.museum-mineral.fr/home.php Voir la bande annonce réalisée par i-Marginal pour l'inauguration de la galerie virtuelle www.dailymotion.com/MuseumMineral/ |
Date | |
Source | Ruspoli : le grand saphir de Louis XIV (galerie de minéralogie du Museum National d'Histoire Naturelle) |
Author | dalbera from Paris, France |
Camera location | 48° 50′ 32.46″ N, 2° 21′ 34.38″ E | View this and other nearby images on: OpenStreetMap | 48.842350; 2.359549 |
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Licensing
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This image, originally posted to Flickr, was reviewed on 15 February 2013 by the administrator or reviewer File Upload Bot (Magnus Manske), who confirmed that it was available on Flickr under the stated license on that date. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:04, 15 February 2013 | 1,066 × 800 (238 KB) | File Upload Bot (Magnus Manske) (talk | contribs) | Transferred from Flickr by User:russavia |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | SONY |
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Camera model | DSC-H5 |
Exposure time | 1/5 sec (0.2) |
F-number | f/2.8 |
ISO speed rating | 320 |
Date and time of data generation | 19:39, 19 June 2008 |
Lens focal length | 6 mm |
Online copyright statement | http://www.dalbera.eu/ |
Short title |
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Copyright holder |
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Author | Dalbéra, Jean-Pierre |
City shown | Paris |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Adobe Photoshop CS Windows |
File change date and time | 00:01, 20 June 2008 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 19:39, 19 June 2008 |
Meaning of each component |
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Image compression mode | 8 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Supported Flashpix version | 1 |
Image width | 1,066 px |
Image height | 800 px |
Date metadata was last modified | 01:01, 20 June 2008 |
Copyright status | Copyrighted |
Keywords |
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Country shown | France |
IIM version | 2 |