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What would have larger crystals igneous rock that formed below earths surface or above?
below
Are citrine a igneous rock?
No igneous is formed from deep in the earth its starts from magma and as it pushes towards the earths surface it starts to cool therefore forming an igneous rock.
How were oceans formed?
It was about 4 billion years ago, that the Earths oceans formed
Why are some minerals stable several kilometers underground but unstable at Earths surface?
This is because the minerals are no longer under P + T and as a result are more unstable
Is the level of the ocean's surface used as a reference point when measuring height of depth of the earths surface?
Yes it is.
What is the name of the igneous rock that is formed under earths surface?
obsidian is one of them
Fuel formed under the earths surface by the decomposition of organic matter is called?
a boat
What is rock that is formed when magma cools under earths surface?
Intrusive igeneus such as basalt
How was baja California formed?
It was Formed by the Reaction of the Volcanism 600F under the earths surface where the heat and pressure rose all the Lava and formed the Baja California
How do intrusiver rocks form?
intrusive rocks are formed within the earths surface from magma. extrusive rocks are formed from lava outside of earths surface
What is the Source of earths water under the surface?
To the best of my knowledge, the water under the surface was formed when the oceans were formed, or thereafter. In simple terms, cracks in the ground allows water to leak below ground into large open voids.
What is under the earths surface and in the earths crust?
mantle
What are extrusive and intrusive igneous rock?
Extrusive rocks are formed outside of earths surface. Intrusive rocks are formed inside earths surface.
How are convective currents formed?
From the uneven heating of the earths surface
What are some examples of landforms that have formed on earths surface?
Volcanoes
What igneous rocks formed or on or near earths surface?
Volcanoes.
Mountains formed by magma that reaches the Earths surface are?
Mountains formed by magma that reaches the Earth's surface are called volcanoes.
