Which of the following is true of dolomite, calcite and silica?
A) Dolomite is not secreted by invertebrate animals for shells.
B) It is not different in any way from calcite, but its molecules are arranged more tightly than silica's.
C) It is not different in any way from silica, but its molecules are arranged more tightly than calcite's.
D) They are all the same.
Correct Answer:
Verified
Q38: Which statement about compaction is false?
A) Grains
Q39: Why can volcanic rocks occasionally contain fossils?
A)
Q40: All weathered rock is represented by clastic
Q41: Coal is
A) a very rare fossil fuel.
B)
Q42: A chemical or biogenic sedimentary rock consisting
Q44: Which is not one of the three
Q45: What do the three ingredients of sedimentary-rock
Q46: Why are grain size and composition often
Q47: In order to produce sand-size rock fragments
Q48: Limestone, composed mainly of calcite, can form
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