Smarty Pants Quiz
09
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What is this green mineral that contains the elements iron, magnesium, silicon and oxygen?
Pyrite
Gypsum
Olivine
Ice
Almost... Try again!
Olivine is a common mineral in Earth's subsurface, but erodes quickly on the surface.
Easy peasy lemon squeezy! Try here!
09
00
00
What is this green mineral that contains the elements iron, magnesium, silicon and oxygen?
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