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Multimedia Gallery - Coating of clay, silt and organic matter

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Coating of clay, silt and organic matter




ID # 233

Coating of clay, silt and organic matter
From the Soil Micromorphology Slide Collection

STEM Standard addressed: ESS2E - Biogeology


Appropriate Grade Level(s)
  • College-level
Materials are best used for
  • Classroom Lectures
  • Laboratory Activities
General Course Areas
  • Soil Microbiology
Description
Data for the horizon Horizon sampled: Bw Depth sampled: 40-55 cm
Physical and chemical data available: See reference
Macromorphological description of horizon: 7.5 YR 5/6 (moist and rubbed) silt loam; compound weak coarse prismatic and moderate medium angular blocky
Micromorphological description of horizon: See reference

Data for thin section
Preparation of sample: Air dry
Impregnating medium: Polyester resin
Thickness of section: 30 µm
Orientation of section: Vertical

Soil Classification
U.S.: Udalfic Eutrochrept
F.A.O.: Eutric Cambisol

Elevation: 200 m
Physiographic position: Levee in small valley bottom Topography and hill slope position: Level
Parent material: Holocene fluvial deposits of loess composition Vegetation: Grassland

Method
Data for 35-mm slide
Frame length: 3.6 mm
Light mode: Cross polarized

References
van Schuylenborgh, J., S. Slager, and A. G. Jongmans. 1970. On
soil genesis in temperate humid climate, VIII: The formation of a Udalfic Eutrochrept. Neth. J. Agric. Sci. 18: 207-214.

Slide CT47. Soil Science Society of America, 1993. A Reference Slide Collection for Soil Micromorphology. SSSA, Madison, WI.

Peer Review: Yes

Credit this item to: SSSA
Media Date: 1993-01-01
Provided By: (SSSA) Soil Science Society of America

Latitude: 50.86847710000001
Longitude: 5.826448000000028

Author(s)/Creator(s)

  • * Soil Science Society of America
    SSSA

Submitted By: (SSSA) Soil Science Society of America


Keywords

  • Coatings
  • Bw horizon
  • micromorphology
  • Coating of clay

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