Fun with Geoscience Trivia

Question Answer
1. What term is given to pieces of country rock that are caught up and recrystallized in plutonic rocks? XENOLITHS
2. What name is given to a sedimentary rock made up of large angular fragments of other rock materials in a finer matrix? BRECCIA
3. What sedimentary structure forms when a clay-rich layer is overlain by a sandy layer and the weight of the sand pushes into the clay forming an irregular bedding surface? LOAD CASTS

Practice - Practice - Practice
Get ready for the next trivia challenge at the 2005 Annual Meeting in Salt Lake City
with your very own copy of GSA Geoscience Trivia (questions from the 1st Annual Trivia Night in Denver '04).

Thanks for playing!
See you again next month.

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