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Soil Profile Evaluations and Comparisons Location: Pike County, PA Completed By: Will Whitehead For: SWS 5716 Environmental Pedology
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Geologic Map of PA Glacial Till and Outwash
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Soil Probe Evaluations Locations. SP-1 along Delaware River SP-2 near Lake Wallenpaupack
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24B Delaware fine sandy loam 3-8% slopes
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SP-1 Surrounding Landscape Wooded area with minimal slope. Adjacent slope with railroad and road bed. “Foot slope” Stone Wall between pit and river. Floodplain between stone wall and river. “Stream Terrace”
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Horizon: Oi Depth: <1 Boundary: A/S Texture: Fibric Color:10YR2/1 Structure: SL/SG Consistence: L Horizon: A Depth: 13 Boundary: C/S Texture: SIL Color:10YR4/1 Structure: MO/SBK Consistence: VFR Horizon: Bw Depth: 58 Boundary: C/S Texture: LS Color:7.5YR5/6 Structure: WK/SBK Consistence: VFR Horizon: Bt1 Depth: 84 Boundary: C/S Texture: SL Color:7.5YR5/4 Structure: MO/SBK Consistence: FR Bridging Horizon: Bt2 Depth: 152 Boundary: C/S Texture: SL Color:7.5YR4/4 Structure: MO/SBK Consistence: FR Bridging Horizon: Bg Depth: 183 Boundary: C/S Texture: LS Color:10YR6/2 Structure: WK/SBK Consistence: FR 25% 7.5YR4/4 S.H.W.T.
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321C Lackawanna channery loam 8-15% slopes, extremely stony
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SP-2 Surrounding Landscape Wooded hill top. “Upland” Pit spoils –channery to extremely stony No surface roots. Glacial Till.
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Horizon: Oi Depth: 10 Boundary: A/S Texture: Fibric Color:10YR2/1 Structure: SL/SG Consistence: L Horizon: A Depth: 25 Boundary: C/S Texture: VCH/ST SIL Color:7.5YR 4/2 Structure: WK/SBK Consistence: VFR Horizon: Bt1 Depth: 46 Boundary: G/S Texture: CH SICL Color:10YR5/4 Structure: WK/SBK Consistence: FR Bridging Horizon: Bt2 Depth: 61 Boundary: C/S Texture: CH SICL Color:10YR5/3 Structure: MO/SBK Consistence: FR Bridging Horizon: C Depth: 76 Boundary: A/S ECH 10YR5/3 Weathered shale bedrock Horizon: R – 76 + Hard shale bedrock – backhoe refusal
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Compare and Contrast
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Conclusions SP-1 SP-2 Both soils show signs of illuviation and eluviation. SP-1 is a much younger soil composed of floodplain deposits (transported), while SP-2 is a much older soil formed from weathered bedrock on a ridge scraped clean by glaciers (formed in place). SP-2 shows well defined horizons while SP-1 has poorly defined horizons. A Oi
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