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pearls are formed in clams and oysters with a foreign object such as a grain of sand in there shell put layers f calcite and calcium around the object. the sand on beaches and underwater is tiny bits of quartz and grinded coral even though coral isn't a rock but a living creature.
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∙ 12y ago
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∙ 15y agoYes. Pillow basalt is a good example of an underwater igneous rock.
Wiki User
∙ 10y agoYes, because when lava falls into the water, it cools down. Water is where most igneous rocks are found.
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∙ 14y agoThe entire oceanic crust, which is composed of the igneous rock basalt, forms underwater at the mid-ocean ridges.
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∙ 12y agoSedimentary Rocks
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∙ 14y agosedimentary
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Where are most sedimentary rocks found on continents formed?
UNDERWATER
Rocks are formed when magma does what?
Rocks are formed when magma cools.
How are hawaiin islands formed?
they were formed when underwater vocaneoes erupted and formed the hawaiin islands
What rocks are formed from broken rocks?
Clastic sedimentary rocks and Cataclasites (a form of metamorphic rock) are formed from broken rocks.
How are igeneous rock formed?
Igneous rocks are formed by heat, pressure and cooling. They can be formed inside a volcano or outside a volcano. If they are formed outside the volcano the rocks are called extrusive igneous rocks, like basalt. If it is formed inside the volcano the rocks are called intrusive igneous rocks, like granite.
Where are most sedimentary rocks found on continents formed?
UNDERWATER
How do layers in sedimentry rocks form?
The land where the rock was formed was underwater when the rock was formed. Over the years layers of Sediment sank to the bottom. Pressure formed the sediments into rock.
Most fossils are found in what A in rock layers which formed underwater b in rocks which were formed from cooling lava from volcanoes c in sand on seashores d in the waters of seas and lakes?
a
Rocks are formed when magma does what?
Rocks are formed when magma cools.
Are metamorphic rocks naturally formed?
Metamorphic rocks are naturally formed. they are formed from natural changes that happen to other rocks.
How is sedimenary rocks formed?
Sedimentary rocks are formed from the earths surface when sediments hardens into rocks :]
What is formed first rocks or minerals?
Minerals are formed first then rocks
What rocks are igneous sedimentary and metamorphic?
Igneous rocks are those formed by the solidification of magma. Sedimentary rocks are formed by the lithification of the sediments which accumulate from the erosion of preexisting rocks of all types. They also included rocks form from animal and plant remains. Metamorphic rocks are formed when sedimentary or igneous rocks are heated and or squashed.
How are hawaiin islands formed?
they were formed when underwater vocaneoes erupted and formed the hawaiin islands
Which types of rocks are formed above ground?
Extrusive igneous rocks are one type of rocks that can be formed above the ground. Sedimentary rocks can also be formed above the ground.
Were can you get crabs from?
from beachs where there is lots of sand and rocks or underwater
How do you get items underwater in Pokemon sapphire?
press a on the rocks
