Which Igneous Rocks Are Coarse Grained Due to Slow Cooling?

Answer

Igneous rocks that are coarse grained due to slow cooling and they can either be plutonic or intrusive. These types of rocks are made as a result of solidification of magma. They become coarse because of the slowest process in the cooling of magma.
Q&A Related to "Which Igneous Rocks Are Coarse Grained Due to..."
intrusive rocks.
http://wiki.answers.com/Q/What_igneous_rocks_are_c...
When igneous rocks form by cooling quickly, their microstructure includes fine grains. It is the aphanitic igneous rock that includes andesite, basalt, and rhyolite. Wikipedia has
http://wiki.answers.com/Q/Volcanic_rocks_fine-grai...
Answer Extrusive igneous rocks such as basalt.
http://wiki.answers.com/Q/What_is_a_fined_grained_...
extrusive rocks such as obsidian
http://wiki.answers.com/Q/Which+igneous+rocks+are+...
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