Answer:
Riker Simpson had sample #12 which is likely: gypsum
Jan Leavenworth had sample #6 which is likely: calcite
Fiona Folsom had sample #24 which is likely: diamond
Quentin Stone had sample #13 which is likely: halite
Explanation:
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To back away
To back away because magnets are different and is they are put the wrong the way it moves back
A