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Is granite a glassy igneous rock?
No, granite is a coarse-grained igneous rock that is made up of minerals like quartz, feldspar, and mica. Glassy igneous rocks, like obsidian, form when molten lava cools quickly on the surface, resulting in a smooth, glass-like texture.
Why do rock fossils form in sedimentary rock and not in igneous rock-?
Fossils are formed in sedimentary rock because the rock is formed at temperatures that do not destroy the fossils like the igneous rocks would.
What is a rock that forms when melted form cools and hardens?
igneous
Type of rock formed from molten rock?
Igneous rock is formed when magma cools and becomes solid.
How can igneous rock change?
An igneous rock, just like any other rock, can be changed through metamorphic, igneous, and/or sedimentary processes. When exposed to high temp. and pressure, igneous becomes metamorphic. When re-melted, it becomes igneous again. When weathered/eroded, it becomes sedimentary.
Can you use the word igneous rock in a sentence?
Sure! The mountain is made up of igneous rock formed from the solidification of magma.
Is granite a glassy igneous rock?
No, granite is a coarse-grained igneous rock that is made up of minerals like quartz, feldspar, and mica. Glassy igneous rocks, like obsidian, form when molten lava cools quickly on the surface, resulting in a smooth, glass-like texture.
Igneous rock that forms beneath Earth's surface is called?
Igneous rock which solidifies from magma underground is classified as intrusive igneous rock.
Why do rock fossils form in sedimentary rock and not in igneous rock-?
Fossils are formed in sedimentary rock because the rock is formed at temperatures that do not destroy the fossils like the igneous rocks would.
What describes rock that was formed when molten rock cooled down?
Igneous rock is formed.
What is a rock that forms when melted form cools and hardens?
igneous
What are igneous rocks that form on lava?
Extrusive igneous rock, like basalt and rhyolite.
Type of rock formed from molten rock?
Igneous rock is formed when magma cools and becomes solid.
Can an igneous rock like granite be formed into a metamorphic rock like gneiss?
Heat And Pressure
Can igneous rock like granite can be formed into a metamorphic rock like gneiss?
Heat And Pressure
Is obsidian metamorphic igneous or sedimentary?
Obsidian is an igneous rock.
How can an Igneous rock change?
An igneous rock, just like any other rock, can be changed through metamorphic, igneous, and/or sedimentary processes. When exposed to high temp. and pressure, igneous becomes metamorphic. When re-melted, it becomes igneous again. When weathered/eroded, it becomes sedimentary.
