Types Of Igneous Rocks 😬 Flashcards
1
Q
Formed from magma formed underground cool slowly course texture has large mineral crystals
examples are granite and Gabbro
A
Intrusive
2
Q
Intrusive
A
Formed from magma formed underground cool slowly course texture has large mineral crystals
examples are granite and Gabbro
3
Q
Formed from lava formed on the surface cools quickly fine texture or glassy texture small crystals or no crystals
examples are rhyolite basalt Pumice scoria obsidian
A
Extrusive
4
Q
Extrusive
A
Formed from lava formed on the surface cools quickly fine texture or glassy texture small crystals or no crystals
examples are rhyolite basalt Pumice scoria obsidian