File:North america rock volcanic.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search
North_america_rock_volcanic.jpg(644 × 526 pixels, file size: 161 KB, MIME type: image/jpeg)

Four maps show the North American distribution of four principal types of rock: sedimentary, volcanic, plutonic and metamorphic rock.

Source[edit]

North America Tapestry of Time and Terrain. (USGS,GSC,COREMI)

Home: http://pubs.usgs.gov/imap/i2781/

Image: http://pubs.usgs.gov/imap/i2781/i2781_c_low.pdf 144 dpi, encoded to 72 dpi JPEG, compressed slightly to fit within Wikipedia 2MB limit.

Source: English Wikipedia, original upload 15 April 2005 by SEWilco


Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

български | català | čeština | Deutsch | English | español | eesti | فارسی | suomi | français | galego | italiano | 日本語 | 한국어 | македонски | മലയാളം | Nederlands | polski | português | русский | sicilianu | Türkçe | 中文 | 中文(简体)‎ | +/−

USGS logo green.svg

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current16:17, 16 September 2005Thumbnail for version as of 16:17, 16 September 2005644 × 526 (161 KB)Saperaud~commonswiki (talk | contribs)Four maps show the North American distribution of four principal types of rock: sedimentary, volcanic, plutonic and metamorphic rock. <gallery> Image:North america rock metamorphic.jpg|
  • You cannot overwrite this file.

File usage on other wikis

The following other wikis use this file: