Image credit: James St. John

chert - Explore in 3D

Explore geologic features of chert in an archaeological artifact.

  • conchoidal fracture

  • concave surfaces

  • sharp edges

  • microcrystalline texture

Choose Display

  • If Cellphone: 3D Model on Cellphone Browser

  • If Desktop/Laptop - Click model below to start

    • to re-center object: double-click background

    • to center on point: double-click object

    • to orbit: 1-finger or left-mouse

    • to drag: 2-finger (right-mouse or shift-left-mouse)

    • zoom in/out: pinch (or mouse wheel, or control-left-mouse button)

    • zoom in: double-tip (double-click) object

    • zoom out: double-tap (double-click) background


Take 2 minutes to review definition & features

You'll thank me for this later!

Click image to enlarge.


Image credit: James St. John

Click image to enlarge.

Resources: chert

Image Galleries

  • Flickr Image gallery, James St. John: chert

  • image gallery: chert

  • Google images: chert

Other Resources