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Do all rocks form fossils?
No, fossils are actually very difficult to find. The majority of fossils found are marine invertebrates. They are usually found in sedimentary rock. However, there is plenty of sedimentary rock that contains no fossils at all.
What is the difference between the two types of igneous rocks?
Extrusive igneous rocks form from magma that erupted onto the surface as lava, where it cooled quickly. On the other hand, intrusive igneous rocks form from magma that cooled slowly, deep underground.Obsidian has tiny crystalsGranite has large crystalsIgneous rocks do not contain any fossils. This is because any fossils in the original rock will have melted when the rock melted to form magma.
One reason fossils are rarely found in Precambrian rocks is that?
Precambrian rocks contain relatively fewer fossils than rocks from different eras. This may be due to the fact that the rocks from this era were subject to a lot of heat and pressure, or were exposed to erosion.
What types of rocks contain fossils?
Igneous rocks and most metamorphic rocks, of an igneous origin.
Does igneous sedimentary and metamorphic rocks contain fossils?
No. In general, there are no fossils in igneous or metamorphic rocks, because the high heat and pressure involved would destroy any fossils. Fossils are almost always found in sedimentary rock.
How do fossils from in rocks?
Some fossils are not rocks, but they form because there is so much pressure and it blends
How do fossils form by water?
waves and rocks
Fossils are found only in .?
Sedimentary rocks
What type of rocks can contain fossils on them?
Sedimentary rocks. and metamorphic rocks made form sedimentary rocks.
What type of rocks form in layers and have fossils in them?
sedimentary
What kinds of fossils form in rock?
sedimentary rocks.
What type of rock can form fossils?
a lot of rocks can sometimes can become a fossils. igneous rock
Does lamprophyre form fossils?
A lamprophyre is a type of ultramafic intrusive igneous rock. It is very rare for fossils to be formed in igneous rocks (and they usually only form as mold fossils in extrusive deposits). As such fossils will not form in lamprophyres.
Why aren't fossils found in ingenious rocks?
because they are rocks and fossils dont belong in rocks and fossils can be made things an rocks cant :(...
How fossil form in rock?
Fossils in rocks are pretty much like clay.
What rock form may contain fossils?
it can be sedimentary rocks
What rocks created when pieces of other rocks plants and animal matter or dissolved minerals collect to form layers?
fossils
