Archiu:Agate 1 (29790070266).jpg
Tamany d'esta vista prèvia: 778 × 600 píxels. Atres/s resolucions: 311 × 240 píxels | 623 × 480 píxels | 996 × 768 píxels | 1280 × 987 píxels | 2560 × 1974 píxels | 3709 × 2860 píxels.
Resolució completa. ((3709 × 2860 pixels, tamany de l'archiu: 4,47 MB, MIME tipo: image/jpeg))
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Summary
| Description |
Agate (cut & polished; photographed wet; 7.6 cm across at its widest) "Agate" is a rockhound/collector term for cavities in rocks (usually sedimentary rocks such as limestone or igneous rocks such as basalt) that have been partially or completely filled with irregularly concentric layers of microcrystalline, fibrous quartz (chalcedony - SiO2). Agate is quartz. |
| Date | |
| Source | Agate 1 |
| Author | James St. John |
Licensing
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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This image was originally posted to Flickr by James St. John at https://flickr.com/photos/47445767@N05/29790070266 (archive). It was reviewed on 10 October 2019 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0. |
Historial de l'image
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| Data/Hora | Miniatura | Dimensions | Usuari | Descripció | |
|---|---|---|---|---|---|
| actual | 07:11 10 oct 2019 | | 3709 × 2860 (4,47 MB) | wikimediacommons>Ser Amantio di Nicolao | Transferred from Flickr via #flickr2commons |
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