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  • Most caves are formed in [https://en.wikipedia.org/wiki/Limestone limestone] by [https://en.wikipedia.org/wiki/Solvation dissolution]. ...ft. For example, China, despite containing around half the world's exposed limestone - more than 1,000,000 square kilometres (390,000 sq mi) - has [[relatively
    3 KB (451 words) - 23:43, 12 December 2020
  • ...h, the 9 m (33 ft) that is missing is due to the theft of the fine quality limestone covering, or casing stones to build houses and Mosques in Cairo. It is stil
    6 KB (931 words) - 02:32, 13 December 2020
  • ...//en.wikipedia.org/wiki/Limestone limestone]. This is the first widespread limestone deposit, and it covers practically all of Europe and North America but only ...erica as [https://www.newton.dep.anl.gov/natbltn/600-699/nb667.htm Niagara limestone] because this is the stratum of rock over which [https://en.wikipedia.org/w
    8 KB (1,217 words) - 23:32, 12 December 2020
  • ...oric acid] is added to a block of [https://en.wikipedia.org/wiki/Limestone limestone]. If a few pieces of marble or an antacid tablet are put in hydrochloric ac
    2 KB (231 words) - 01:08, 13 December 2020
  • ...wikipedia.org/wiki/Carrara_marble Carrara marble] comes from such modified limestone. Nothing of this period will be found in the southern regions of South Amer
    8 KB (1,151 words) - 23:38, 12 December 2020
  • ...edia.org/wiki/Diamonds diamonds], [https://en.wikipedia.org/wiki/Limestone limestone], [https://en.wikipedia.org/wiki/Oil_shale oil shale], [https://en.wikipedi
    3 KB (395 words) - 01:22, 13 December 2020
  • '''Mount Parnassus''' is a mountain of barren limestone in central [https://en.wikipedia.org/wiki/Greece Greece] that towers above
    3 KB (554 words) - 02:37, 13 December 2020
  • ...h were [[interconnected]] by hallways which had been excavated in the soft limestone with flint [[tools]] devised by Andon's [[children]].
    3 KB (445 words) - 23:37, 12 December 2020
  • *4. ''Limestone''—including the deposits of [https://en.wikipedia.org/wiki/Trilobite tril ...edia.org/wiki/Slate slate], while [https://en.wikipedia.org/wiki/Limestone limestone] has been converted into [https://en.wikipedia.org/wiki/Marble marble].
    9 KB (1,363 words) - 23:32, 12 December 2020
  • ...es. Whether in [[tidal]] water or high up in hills, they are very often in limestone [[geology]] where the acidity dissolved in percolating water has dissolved
    4 KB (683 words) - 23:55, 12 December 2020
  • ...ilobites] were nearing [[extinction]]. Corals were scarce, and much of the limestone was being made by the [https://en.wikipedia.org/wiki/Crinoids crinoids]. Th ...age] are from 500 to 2,000 feet thick, consisting of sandstone, shale, and limestone. The oldest strata yield the [[fossils]] of both [[land]] and [[marine]] [[
    11 KB (1,694 words) - 23:37, 12 December 2020
  • 61:1.8 Considerable foraminiferal [https://en.wikipedia.org/wiki/Limestone limestone] was deposited in European waters. Today this same stone is elevated to a h
    6 KB (948 words) - 23:36, 12 December 2020
  • ...form]] as a result of [[chemical]] [[precipitation]]; not all of the older limestone was produced by [[marine]]-life deposition.) In none of these ancient rock
    15 KB (2,274 words) - 23:38, 12 December 2020
  • ...lly commingled. This was a great [https://www.wikipedia.org/wiki/Limestone limestone] age, much of its stone being laid down by lime-secreting algae.
    7 KB (1,119 words) - 23:35, 12 December 2020
  • ...and fresh-water deposits varies from 2,000 to 5,000 feet; but very little limestone is present in these layers.
    8 KB (1,267 words) - 23:37, 12 December 2020
  • ...wikipedia.org/wiki/Carrara_marble Carrara marble] comes from such modified limestone. Nothing of this period will be found in the southern regions of South Amer ...and fresh-water deposits varies from 2,000 to 5,000 feet; but very little limestone is present in these layers.
    34 KB (5,168 words) - 01:20, 13 December 2020
  • *4. ''Limestone''—including the deposits of [https://en.wikipedia.org/wiki/Trilobite tril ...edia.org/wiki/Slate slate], while [https://en.wikipedia.org/wiki/Limestone limestone] has been converted into [https://en.wikipedia.org/wiki/Marble marble].
    52 KB (8,029 words) - 01:20, 13 December 2020
  • ...ubmergence at one time or another being almost complete; and the resulting limestone layers run from 500 to 5,000 feet in thickness. These various [https://en.w
    9 KB (1,394 words) - 23:38, 12 December 2020
  • ...recrystallized, that is to say, they were at first fragmental rocks, like limestone, shale and sandstone and have never been in a molten condition nor entirely
    9 KB (1,380 words) - 23:41, 12 December 2020
  • ...re variegated, consisting of chalk, shale, sandstone, and small amounts of limestone, together with inferior coal or lignite, and in many regions they contain o
    12 KB (1,892 words) - 23:38, 12 December 2020

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