Flax Fiber Cross-Section

Reflected Brightfield Illumination

Definition/Function:

Significance in the Environment:

This is a common clothing fiber.

Characteristic Features:

Flax has a refractive index along its length of about 1.58 to 1.60 and perpendicular to its length of about 1.52 to 1.53. It has a birefringence of up to 0.06 and a positive sign of elongation.

Associated Particles:

References:

DuPont Company Techinical Bulletin X-156: IDENTIFICATION OF FIBERS IN TEXTILE MATERIALS, December 1961.