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Typical calcan




ID # 226

Typical calcan
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:
Bk Depth sampled: 32-50 cm
Physical and chemical data available: See reference
Micromorphological description of horizon: Agglomeroplasmic related distribution pattern (Brewer, 1964), argillasepic plasmic fabric, few calcitans, few quasiferrans, few sesquioxidic nodules, few fecal pellets.

Soil Classification
U.S.: Fine-silty, mixed, thermic Entic Haplustoll (Vinson series)

Physiographic position: Within the Gypsum Hills physiographic region that is punctuated by sharp concave escarpments
Topography and hill slope position: Summit
Parent material: Gypsum bedrock
Soil climatic data and/or soil water balance: Mean annual temperature is 16°C, mean annual precipitation is 640 mm

Method
Data for 35-mm slide
Frame length: 1.2 mm
Light mode: Cross polarized

References
Brewer, R. 1964. Fabric and mineral analysis of soils. Wiley and Sons, New York.
Carter, B. J. and W. P. Inskeep. 1988. Accumulation of pedogenic gypsum in western Oklahoma soils. Soil Sci. Soc. Am. J. 52: 1107-1113.
Source - B. J. Carter

Slide CT40. 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: 36.7181862
Longitude: -98.74811669999997

Author(s)/Creator(s)

  • * Soil Science Society of America
    SSSA

Submitted By: (SSSA) Soil Science Society of America


Keywords

  • Coatings
  • Bk horizon
  • micromorphology
  • Typical calcan

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