A narrow, slanting ridge along the edge of a fracture surface. The terra sometimes also denotes a narrow, often crescentshaped, fibrous region at the edge of a fracture that is otherwise of the cleavage type, even though this fibrous region is in the same plane as the rest of the fracture surface.
Accreditations Aster Accredia Accredia Accredia Tuv Nord Nadcap Crit - Internet Partner