Which type of mineral deposit is associated with a black smoker?
A. A layered intrusion
B. A vein deposit
C. A massive sulfide deposit
D. A disseminated deposit
Answer: C
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Rocks show positive magnetic anomaly when:
a) They record the normal polarity b) They record reverse polarity c) They contain unusually high amounts of magnetic minerals d) They contain unusually low amounts of magnetic minerals e) they have a certain chemical composition
Australia's Great Barrier Reef is an example of how living organisms such as corals can influence coastlines
Indicate whether the statement is true or false
The term eolian refers to
A) stream-related processes. B) glacial processes in areas outside the polar regions. C) erosion, transportation, and deposition by the wind. D) weathering and mass movement in humid regions.
What is the dense, coalesced material that forms from granular snow and transforms into glacier ice?
A. pluvial B. snowflakes C. firn D. basal slip E. interglacial