Archiu:Tachylite.jpg
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Tachylite.jpg ((300 × 203 pixels, tamany de l'archiu: 30 kB, MIME tipo: image/jpeg))
Summary
| Description |
English: Tachylite: A black, green or brown volcanic glass that forms when basaltic magma is rapidly chilled. |
| Date | Unknown date |
| Source | http://www.nps.gov/archive/crmo/glossary/index.htm |
| Author | nps.gov |
| Permission (Reusing this file) |
nps.gov |
Licensing
|
This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |  |
Historial de l'image
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| Data/Hora | Miniatura | Dimensions | Usuari | Descripció | |
|---|---|---|---|---|---|
| actual | 16:39 3 abr 2011 | | 300 × 203 (30 kB) | wikimediacommons>דקי | {{Information |Description ={{en|1=Tachylite: A black, green or brown volcanic glass that forms when basaltic magma is rapidly chilled.}} |Source =http://www.nps.gov/archive/crmo/glossary/index.htm |Author =nps.gov |Date =unkn |
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