Manganese Dendrite in sandstone

Green River formation, Wyoming
Large Cabinet, 22.1 x 12.6 x 1.0 cm
Start Time: 12/20/2016 6:30:00 pm (CST)
End Time: 12/29/2016 6:30:00 pm (CST)
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Item Description

Utterly superb dentritic growth in fine-grained sedimentary rock. Very similar in placement to the famous fossil fish of the Green River formation. The pics of this 'daisy' tell you all you need to know.

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