Stromatolites in the Bahamas

View Original Image at Full Size

Stromatolites are living organisms, mainly cyanobacteria, which need shallow water to thrive. They are sedimentary structures made up of alternating layers of organic-rich and organic-poor materials and with that the first fossil record of life.
Originally uploaded in Integrating Research and Education:Montana Geoheritage Project:Montana-Yellowstone Geologic Field Guide Database.

Image 182100 is a 505 by 1500 pixel WebP
Uploaded: Apr7 18

Last Modified: 2018-04-07 20:09:06
Permanent URL:

The file is referred to in 1 page
This item is in the public domain
and maybe reused freely without restriction.