WHAT NATURAL GEOLOGIC EVENT (EARTHQUAKE, VOLCANO, ETC) CREATED GRANITE??
I CANNOT FIND ANY INFO ON IT.
Well, try to think logically? What is granite? A mineral, and when are minerals form chemically? Yes, when there is a big pressure and a big heat to catalyse the reactions. Hence it is self-evident that the necessary event needs to be the "volcano eruption".
i got it now, it is an igneous rock.
Great!
Granite is actually not directly created by any single natural geologic event. It is a type of igneous rock that forms deep within the Earth's crust through a combination of processes.
To understand how granite forms, let's go through the steps:
1. Magma Formation: Granite begins its formation when molten rock called magma is generated deep inside the Earth's mantle. Magma is formed due to the intense heat and pressure caused by tectonic plate movements and the Earth's internal heat.
2. Magma Composition: The composition of the magma plays a significant role in the formation of granite. Magma consists of various elements such as silica, aluminum, potassium, sodium, and other minerals.
3. Intrusion: When the magma rises towards the Earth's surface, it often encounters existing layers of rock. Instead of erupting as lava in a volcanic event, the magma intrudes into these pre-existing rock formations.
4. Cooling and Crystallization: As the magma slowly cools, the minerals within it begin to crystallize, forming solid rocks. The cooling process can take millions of years. Granite specifically forms when the magma cools very slowly, allowing large mineral crystals to develop.
5. Granite Formation: The slow cooling of the magma underground allows the minerals in the magma to grow into visible crystals, making granite a coarse-grained rock. It contains minerals such as quartz, feldspar, and mica, which give it its characteristic speckled appearance.
In summary, granite formation is a result of the slow cooling and crystallization of magma that intrudes into pre-existing rock formations. It is not directly associated with any single geologic event like earthquakes or volcanic eruptions.