Which of the following minerals is most easily scratched?
A) diamond
B) quartz
C) orthoclase
D) calcite
Correct Answer:
Verified
Q2: Most rocks are composed of minerals that
Q3: The most common rock type in Earth's
Q4: Sedimentary rocks were formed from particles or
Q5: The elements that occur most frequently in
Q6: Very rapid cooling of magma produces glass
Q7: Basalt and granite are examples of metamorphic
Q8: The various sedimentary rocks such as conglomerate
Q9: Which of the following is not an
Q10: Igneous, sedimentary, and metamorphic rocks have undergone
Q11: Silicate minerals make up nearly a quarter
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