May - June 2003 Page 17 Previous  ---|--- Next
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STOP 3 .. "Facies Architecture of the Leavenworth Limestone-Heebner Shale-Plattsmouth Limestone minor Cyclothem" Overview of Stop Three - Mike Breummer and Wan Yang presentation click to enlarge |
STOP 3 ..recent reworked plant material deposit resting on deltaic Heebner age sandstone click to enlarge |
STOP 3 ...Unique thin Plattsmouth grainstones in contact with Heebner age sandstones at this locality. Pete Wilson with a Heebner sandstone sandwich ...exhibiting his true appetite for geology.. click to enlarge |
STOP 4... "The Leavenworth Limestone-Heebner Shale-Plattsmouth Limestone-Elgin Sandstone coalesced minor cyclothem" -- Leavenworth Limestone exposed in the ditch... gradational coarsening-upward shale to silty shale and thin sandstones exposed on the hillside-- thin Plattsmouth Lm was found-- "Elgin" Sandstone on the hilltop-- click to enlarge |
STOP 4 ...Heebner age shales and silty shales with thin sandstones.. a thin fusilinid Plattsmouth grainstone was found just above the hillcrest separating it from the "Elgin" age sandstones... click to enlarge |
STOP 4 ..Explaining Poster of stop 4 showing delta configurations and channel expressions click to enlarge |
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May - June 2003
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