flint

(noun)

A hard, fine-grained quartz that fractures conchoidally and generates sparks when struck.

Related Terms

  • Eurasia
  • quartzite
  • paleoliths
  • artifacts
  • ochre

Examples of flint in the following topics:

  • Additional cost and energy saving suggestions for pumps

    • A General Motors assembly plant in Flint, Michigan, for example, reduced its energy needs by around 8% after, in part, decommissioning unused air supply systems and ensuring that those that remained worked properly.
  • Combinations of Lenses

    • The most common type of achromat is the achromatic doublet, which is composed of two individual lenses made from glasses with different amounts of dispersion Typically, one element is a negative (concave) element made out of flint, which has relatively high dispersion, and the other is a positive (convex) element made of crown glass, which has lower dispersion.
    • In the most common type (shown in ), the positive power of the crown lens element is not quite equaled by the negative power of the flint lens element.
  • Paleolithic Artifacts

    • Constructed using flint and bone, the stone is believed to represent the upper part of a face, while the bone has been interpreted as eyes.
  • Paleolithic Sculpture

    • Constructed using flint and bone, the stone is believed to represent the upper part of a face, while the bone has been interpreted as eyes.
  • Mississippian Culture

    • They engraved shell pendants with animal and human figures, and carved ceremonial objects out of flint.
  • The Neolithic Revolution

    • Simple tools made of stone, wood and bone, such as hand axes, flints and spearheads, were used throughout the period.
  • Characteristics of Romanesque Architecture

    • Other areas saw extensive use of limestone, granite, and flint.
  • Harappan Culture

    • Other trade goods included terracotta pots, gold, silver, metals, beads, flints for making tools, seashells, pearls, and colored gem stones such as lapis lazuli and turquoise.
  • A New Direction for Unions

    • In February 1937, nearly 200,000 General Motors workers refused to work in Flint, Michigan.
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