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Opal coatings and cement




ID # 232

Opal coatings and cement
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: C1

Soil Classification
U.S.: Coarse-loamy, mixed, thermic Typic Haplargid

Parent material: Arkosic alluvium deposited by the ancestral Rio Grande River

Method
Data for 35-mm slide Magnification: 40x
Light mode: Plane polarized
Micromorphological description of slide: Sand grains cemented by opal (light brown). Blue is pore space.

References
Source - H. Curtis Monger

Slide CT46. 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: 32.3199396
Longitude: -106.76365379999999

Author(s)/Creator(s)

  • * Soil Science Society of America
    SSSA

Submitted By: (SSSA) Soil Science Society of America


Keywords

  • Coatings
  • C1 horizon
  • micromorphology
  • Opal coatings and cement

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