No. While some rocks are composed almost entirely of a single mineral, this is generally not the case for igneous rocks.
Yes, igneous rocks can often be identified by their minerals because the minerals present in an igneous rock are usually specific to the conditions under which the rock formed. By studying the mineral composition of an igneous rock, geologists can determine factors such as the rock's cooling rate, temperature, and pressure during formation.
Obsidian is an igneous rock that technically is not composed of minerals. It is a natural glass.
You say it as ' Igneous ROCK ' and ask whether it is a rock..
no
Igneous rock is formed when melted minerals cool and harden. This process can happen either beneath the Earth's surface (intrusive igneous rock) or on the surface (extrusive igneous rock). Examples of igneous rocks include granite, basalt, and obsidian.
Mafic igneous rock. ( due to Ferromagnesian minerals).
No it is not. Sedimentary rocks are made of minerals.
No -- it's a type of rock, often a composite. Primay types are igneous (made by fire -- vulcanism), sedimentary (sea beds) and composite (a mixture of other types). In almost every case, all of these types are defined as how the substance at hand was created and in most cases they are not pure minerals.
Igneous rock is formed from melted minerals that have solidified and cooled. This process can occur either beneath the Earth's surface, forming intrusive igneous rocks, or on the surface, leading to extrusive igneous rocks.
of course :P
igneous rock
igneous rocks- rocks that are formed from melted minerals. ore-a rock that has a large amount of minerals.