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A number of different sedimentary rock types (such as conglomerate, dolomite and shale) occur within this light grey to brown formation. The Bass
Limestone contains fossilized stromatolites, which are among the oldest fossils in the world. Their presence allows scientists to infer that the Bass
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990:== {{int:filedesc}} == {{Information |Description=NPS Photo by Carl Bowman Bass Limestone: Thickness: 260-300 feet A number of different sedimentary rock types (such as conglomerate, dolomite and shale) occur within this light grey to brown formation....
243:– 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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Grand Canyon
Supergroup Stromatolites in Bass Limestone 0020 - Flickr - Grand Canyon NPS.jpg
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employee, created as part of that person's official duties. As a
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NPS Photo by Carl Bowman Bass
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This image or media file contains material based on a work of a
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Limestone was deposited in a warm and shallow sea environment.
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Grand Canyon
Supergroup_Stromatolites in Bass Limestone_0020
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Add a one-line explanation of what this file represents
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
