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  2. Captain Flint - Wikipedia

    en.wikipedia.org/wiki/Captain_Flint

    Captain J. Flint is a fictional golden age pirate captain who features in a number of novels, television series, and films. The original character was created by the Scottish writer Robert Louis Stevenson (1850–1894). Flint first appears in the classic adventure yarn Treasure Island, which was first serialised in a children's magazine in 1881 ...

  3. Flint - Wikipedia

    en.wikipedia.org/wiki/Flint

    A piece of flint 9–10 cm (3.5–3.9 in) long, weighing 171 grams. Flint, occasionally flintstone, is a sedimentary cryptocrystalline form of the mineral quartz, [1][2] categorized as the variety of chert that occurs in chalk or marly limestone. Historically, flint was widely used to make stone tools and start fires.

  4. List of rock types - Wikipedia

    en.wikipedia.org/wiki/List_of_rock_types

    Chert – Hard, fine-grained sedimentary rock composed of cryptocrystalline silica. Claystone – Clastic sedimentary rock composed primarily of clay-sized particles. Coal – Combustible sedimentary rock composed primarily of carbon. Conglomerate – Sedimentary rock composed of smaller rock fragments.

  5. Alibates Flint Quarries National Monument - Wikipedia

    en.wikipedia.org/wiki/Alibates_Flint_Quarries...

    66000822 [4] Alibates Flint Quarries National Monument is a U.S. national monument in the state of Texas. For thousands of years, people came to the red bluffs above the Canadian River for flint, vital to their existence. Demand for the high-quality, rainbow-hued flint is reflected in the distribution of Alibates flint through the Great Plains ...

  6. Chalk - Wikipedia

    en.wikipedia.org/wiki/Chalk

    Composition. Calcite (calcium carbonate) Chalk is a soft, white, porous, sedimentary carbonate rock. It is a form of limestone composed of the mineral calcite and originally formed deep under the sea by the compression of microscopic plankton that had settled to the sea floor. Chalk is common throughout Western Europe, where deposits underlie ...

  7. Carboniferous Limestone - Wikipedia

    en.wikipedia.org/wiki/Carboniferous_Limestone

    Carboniferous Limestone is a hard sedimentary rock made largely of calcium carbonate. It is generally light-grey in colour. It was formed in warm, shallow tropical seas teeming with life. The rock is made up of the shells and hard parts of millions of sea creatures, some up to 30 cm in length, encased in carbonate mud.

  8. Galleting - Wikipedia

    en.wikipedia.org/wiki/Galleting

    Galleting, sometimes known as garreting or garneting, [1][2][3][4][5] is an architectural technique in which spalls (small pieces of stone) are pushed into wet mortar joints during the construction of a masonry building. The term comes from the French word galet, which means "pebble." [6] In general, the word "galleting" refers to the practice ...

  9. Clay-with-Flints - Wikipedia

    en.wikipedia.org/wiki/Clay-with-Flints

    Clay-with-Flints. In geology, clay-with-flints is the name given by William Whitaker in 1861 to a peculiar deposit of stiff red, brown, or yellow clay containing unworn whole flints as well as angular shattered fragments, also with a variable admixture of rounded flint, quartz, quartzite , and other pebbles. [1]