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Limestone: Quiz


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Question 1: ________ is a banded, compact variety of limestone formed along streams, particularly where there are waterfalls and around hot or cold springs.

Question 2: Because of impurities, such as ________, sand, organic remains, iron oxide and other materials, many limestones exhibit different colors, especially on weathered surfaces.
ClaySoil liquefactionEarthquakeSoil

Question 3:
What type is thing is Limestone?

Question 4: It is most common in the tropics, and it is known throughout the ________ (see Taylor and Wilson, 2003).
PaleontologyFossilGeologyGeologic time scale

Question 5: Limestone is a sedimentary rock composed largely of the mineral ________ (calcium carbonate: CaCO3).

Question 6: Thin-section view of a Middle ________ limestone in southern Utah.
JurassicGeologic time scaleDinosaurCretaceous

Question 7: Like most other sedimentary rocks, limestones are composed of grains, however, around 80-90% of limestone grains are skeletal fragments of marine organisms such as ________ or foraminifera.
Coral reefCoralGorgonianScleractinia

Question 8: These include limestone pavements, pot holes, ________, caves and gorges.
CavingCave paintingKarst topographyCenote

Question 9: Many famous buildings in London are built from ________.
Portland stoneBristolSt Paul's CathedralDinosaur

Question 10: Limestone and (to a lesser extent) marble are reactive to acid solutions, making ________ a significant problem to the preservation of artifacts made from this stone.
Air pollutionAcid rainWater pollutionPollution


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