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10
Obsidian and pumice are extrusive igneous rocks and lack crystals. Why is it that these rocks
do not have crystals? *
(1 Point)
There were no minerals in the magma
The lava cooled slowly deep inside the Earth
The lava cooled too quickly above the Earth
The pressure was too great to make any crystals


Sagot :

Answer:

Hi  to the mountain

Explanation: