3 years ago

The mineral crystals in obsidian are too small to see without a microscope. This is because it _____.

Biology

2 answers:

saul85 [17]3 years ago

8 0

Answer:

cools fast

Explanation:

Serjik [45]3 years ago

7 0

<span>The mineral crystals in obsidian are too small to see without a microscope. This is because the rock cools so rapidly from magma that crystals barely have time to form. Obsidian is a normally happening volcanic glass framed as an extrusive molten shake. It is delivered when felsic magma expelled from a well of lava cools quickly with negligible precious stone development.</span>

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