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Save the link below if you want to start playing online trivia from this question: in what groups can be classified rocks acording to their origin or process of formation?
This question of our online trivia quiz has been played 5 times and has been successful in 2 occasions by the members of the group ( 40.00 % success rate)while those who do not belong to the group have played 23 times and have been successful in 18 occasions ( 78.26 % success rate).
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Alain Beired
