Stromatolites

Autor:

P. Carrara, NPS

Credit:

National Park Service - http://www.nature.nps.gov/geology/cfprojects/photodb/Photo_Detail.cfm?PhotoID=204

Krótki link:

https://plwiki.pl/b/b99a

źródło:

Wikimedia Commons

Wymiary:

550 x 371 Pixel (105068 Bytes)

Opis:

Stromatolites, that is pre-cambrian petrified biofilm about one billion years old in the Siyeh rock formation of Glacier National Park, Montana, USA.
Original caption: Close-up of PreCambrian stromatolites in Siyeh Formation, Going to the Sun Highway. Glacier National Park

Licencja:

Public domain

Komentarz do licencji:

Public domainPublic domainfalsefalse

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.