When Does Conchoidal Fracture Occurs?

Conchoidal fracture describes the way that brittle materials break or fracture when they do not follow any natural planes of separation.

What rocks have a Conchoidal fracture?

Conchoidal fracture

It often occurs in amorphous or fine-grained minerals such as flint, opal or obsidian, but may also occur in crystalline minerals such as quartz.

What is the difference between Conchoidal fracture and cleavage?

Background - Cleavage and fracture are both patterns of breakage. Minerals with cleavage break along planar (flat) surfaces of weaker chemical bonds. ... Conchoidal fracture differs from cleavage because the broken surface is not a smooth, flat plane.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.