SedRx-A11

Image credit: Scott Brande

Sedimentary Rock A11 Resources and Instructions

  • Observe and study properties in the image(s) and video snips.
  • Evaluate composition and other properties.
  • Record observations on a Data Form or handout as instructed.
  • Identify the sedimentary rock by name.
  • Review answers and correct any errors after instructor provides answer key.

Unless otherwise noted, images and videos are by Scott Brande.

Click title link for simplified classification table for rock names and their properties.

A11-Whole Rock Video

  • Centimeter ruler scale (subdivided into millimeters)
  • video by Scott Brande

A11-HCl Acid Test Video

video by Scott Brande

A11-Hardness Test Video

  • Hardness test of sample against glass plate
  • video by Scott Brande

A11-Click Image to Full Screen!

Whole Rock Image

  • Ruler scale is in centimeters (subdivided into millimeters)
  • Sample typically less than 5 cm in size
  • Click image to pop-out in new tab

Image credit: Scott Brande

A11-Click Image to Full Screen!

Close-up Image

  • Ruler scale is in centimeters (subdivided into millimeters)
  • Sample typically less than 5 cm in size
  • Click image to pop-out in new tab

Image credit: Scott Brande

Friability

friability - a property of the degree to which a solid crumbles or pulverizes when scraped or scratched.

Combustibility

combustibility - the degree to which a sedimentary rock will ignite and burn.