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8. Other variations of twill weave include: Pointed twill, Herring bone, Gabardine, Corkscrew twill and so on. 6. Surface figured weaves: Many decorative and patterned fabrics can be made by inserting extra warp and/or filling yarns during the fabric construction process. When extra warp yarns are used, they are wound on to an additional warp beam and threaded into separate heddles so that they can be controlled-depending on the complexity of the pattern, either by the dobby or the Jacquard attachment. Looms used for such constructions must have numerous harnesses or individual yarn control, in order to have sufficient warp control for the design to be formed.
The Chinese who first cultivated the silkworm and developed a silk industry endeavored to keep the source of the raw material secret. Their silk fabrics were highly priced. Caravans carried silk into the Near East where they were traded for hundreds of years. About three thousand years after its original discovery the secret was stolen out of China.