What are acidic igneous rocks used for?

Pretty much the same uses that non-acidic rocks are used for. Now, if you want to name a specific acidic rock type, such as pegmatite, then it would become important to know what minerals of economic importance were contained in that rock because all pegmatite rocks are not necessarily endowed with valuable minerals. read more

Igneous rocks are hard rocks, formed by the cooling and hardening of molten material called magma. There are different types of Igneous Rocks. Each type has its own uses according to its texture and mineral content. read more

Intrusive igneous rocks are formed from magma that cools and solidifies within the crust of a planet, surrounded by pre-existing rock (called country rock); the magma cools slowly and, as a result, these rocks are coarse-grained. read more

Igneous rocks are hard rocks, formed by the cooling and hardening of molten material called magma. There are different types of Igneous Rocks. Each type has its own uses according to its texture and mineral content. Granite,Basalt, Pumice are some of the examples of Igneous Rocks. read more