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Argillaceous minerals: Quiz

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Question 1: Argillaceous minerals appear silvery upon optical reflection and are minerals containing substantial amounts of ________-like components (Greek: ἄργιλλος = clay).
Soil liquefactionClaySoilSand

Question 2: For example, argillaceous limestones are limestones consisting predominantly of ________, but including 10-40% of clay minerals: such limestones, when soft, are often called marls.
Calcium oxideCalcium hydroxideCalcium silicateCalcium carbonate

Question 3: Similarly, argillaceous sandstones are sandstones consisting primarily of ________ grains, with the interstitial spaces filled with clay minerals.
AmethystOpalQuartzAgate

Question 4: Argillaceous components are fine-grained (less than 2 µm) aluminosilicates, and more particularly clay minerals such as kaolinite, ________-smectite, illite, and chlorite.
NontroniteMuscoviteSaponiteMontmorillonite







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