Nice set of twist hackles on the fringe of this joint face:
Filed under: geology, gsa, joints, structure
“hackle”? What does that mean?
It’s that ruffley edge where the joint surface flares out into many little curved surfaces.
Comments are closed.
Callan Bentley
Get every new post delivered to your Inbox.
“hackle”? What does that mean?
It’s that ruffley edge where the joint surface flares out into many little curved surfaces.