fissure

CONT: Toutes les caractéristiques visibles à l'intérieur sont des inclusions : - inclusions cristallines et solides, nuages, points, - fissures, plumes, fissures au rondiste (barbe), - phénomènes structuraux [...]

CONT: All internal characteristics belong to the inclusions which are internally perceptible. These are: -crystalline and solid inclusions, clouds, pin-points, -fissures, feathers, fissures at the girdle (bearding), -structure phenomena ...