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  • (anthropology/archaeology) a long slender prismatic flake manufactured by indirect percussion or pressure from a prepared core. At least twice as long as it is wide.
    Source: Anthromorphemics
  • (geology)
  1. The shape of a solid, as one in which the ratios of breadth to length and thickness to breadth are each less than 2: 3.
  2. Having the appearance of blades, e.g., flat crystals strongly elongated in one direction.
    Source: Dictionary of Mining, Mineral, and Related Terms

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