Smarty Pants Quiz
09
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What is this green mineral that contains the elements iron, magnesium, silicon and oxygen?
Gypsum
Olivine
Pyrite
Ice
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Olivine is a common mineral in Earth's subsurface, but erodes quickly on the surface.
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09
00
00
What is this green mineral that contains the elements iron, magnesium, silicon and oxygen?
4 of 6 people (66.67%) answered this question correctly.
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