At the surface of the Earth, ultramafic rocks in kimberlite pipes weather away leaving behind concentrations of ________.
A. diamonds
B. pearls
C. emeralds
D. topaz
E. olivine
Answer: A
You might also like to view...
Can you find any locations in Miami Beach with an elevation that is higher than the projected extreme sea level rise in 2100? extreme sea level rise with storm surge in 2100?
What will be an ideal response?
A condition in which sunlight causes hydrocarbons and nitrogen oxides to react in the atmosphere produces
A) acid deposition. B) chlorofluorocarbon. C) greenhouse effect. D) photochemical smog. E) ammonia.
?Match the term with the correct description.
A. ?enforce and interpret different laws passed by legislative bodies B. ?authorized by Congress to carry out government policies C. ?persuade legislators to vote or act in their favor D. ?previous court rulings E. ?approve and oversee government policy by passing laws
When a stream carrying suspended sediment enters a reservoir,
A. scouring by the suspended sediment carves the reservoir deeper. B. it deposits its suspended sediment load. C. the suspended sediment stays in suspension and is released below the dam, polluting water downstream. D. the sediment stays suspended in the reservoir water and pollutes it.