Plumose structure | Article about plumose structure by The Free Dictionary
plumose structure[′plü‚mōs ‚strək·chər]
References in periodicals archive
Aydin and DeGraff  and DeGraff and Aydin  described the crescentic hackles as plumose structures
formed during fracturing, with the hackles oriented in a direction radiating away from the fracture origin in the direction of fracture propagation.
Fractures that have shear displacements develop slickensides rather than plumose structures and are more properly termed microfaults and shears.
Plumose structures could not be seen on fracture faces.