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Specimen Details
Matrix Dimensions
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Additional Information
Utaspis marjumensis is
The rock color combinations are caused by a variety of minerals, including iron and organic carbon. The color of sedimentary rocks reflect the depositional environments, including oxygen levels, organic matter, sedimentation rate, etc. Color is also influenced by transition metals such as iron, magnesium, copper, zinc, titanium and many others.
Utaspis marjumensis is an uncommon Middle Cambrian ptychopariid trilobite found primarily in the Marjum Formation and Wheeler Shale of the House Range in Millard County, Utah
