Smarty Pants Quiz
What is this green mineral that contains the elements iron, magnesium, silicon and oxygen?
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?
3 of 5 people (60%) answered
this question correctly.
0 of 21 questions completed