geology quiz

answer the questions correctly
Quiz by sam12345
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Last updated: September 13, 2016
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First submittedSeptember 13, 2016
Times taken451
Average score50.0%
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3:00
san andreas fault
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Hint
Answer
measures hardness
mohs scale
a foregin body in a rock
xenolith
what is the most abundant mineral in a sandstone
quartz
Hint
Answer
a trace of life 10000 years old
fossil
a volcanic rock
basalt
a volcanic rock that is viscous
ryholite
+2
Level 37
Jan 26, 2018
rhyolite is the correct spelling.

And why specifically 10,000 years. Fossils can be hundreds of millions of years old!

+1
Level 39
Dec 8, 2020
I think 10,000 years old is the minimum
+2
Level 65
Sep 15, 2019
Pumice is a volcanic rock. Basalt should not be the only answer.