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Geologists classify rocks by looking at their chemical and mineralogical composition then at the the size and shape of their component minerals then at any texture, pattern or grain that the rocks may display. They also classify them in relation to how they were formed.
Wiki User
∙ 13y ago
Wiki User
∙ 11y agoClastic sedimentary rocks are mainly classified into two types:
a) Mechanically formed
b) Organically formed
Mechanically formed clastic rocks are further classified as:
i) Rudaceous Rocks
ii) Arenaceous Rocks
iii) Argillaceous Rocks
Organically formed clastic rocks are also further classified as:
i) Calcarious Rocks
ii) Carbonaceous Rocks
Wiki User
∙ 13y agoThere brains.
A chart, a hammer, wedge, magnifying glass, there finger nail.
Other people's brains.
ETC.
Wiki User
∙ 8y agoThey are classified by clastic and chemical.
Wiki User
∙ 12y agohow to classify rocks into types
Wiki User
∙ 11y agoigneous,metamorphic,sedimentary
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What are 3 ways to classify clastic sedimentary rocks?
pieces of rock
How do you classify igneous rocks?
Look at them. There shape, size, color and feel! Dont worry you will figure it out....
What refers to the size of the crystals evident in the rock and is the property you use to classify igneous rocks is?
intrusive and extrusive
What is the importance of metallic luster?
It's important bcause u can classify rocks from luster and other properties.
What is the least reliable way to classify a mineral?
color for instance real gold and fools gold is the same color but 2 different rocks
What are the characteristics Scientists use to classify rocks?
they classify the rocks by their texture and compisition
How do geologists classify metamorphic rock?
Geologists classify metamorphic rocks by the arrangements of the grains that make up the rocks.
How does the Rocks Cycle classify rocks?
All rocks are classfied as 1 of the following:Sedmintary Igneous and Metamorphic
Scientists classify rocks?
by carol and size
What are three groups into which geologists classify rocks?
Igneous rocks.Sedimentary rocks.Metamorphic rocks.
How do geologist classify a rock?
Geologists classify rocks by looking at their chemical and mineralogical composition then at the the size and shape of their component minerals then at any texture, pattern or grain that the rocks may display. They also classify them in relation to how they were formed.
Is color a good property to classify rocks?
It depends
How scientist classify rocks?
they look through a microscope
What three things are used to classify igneous rocks?
Color and texture is one way to classify igneous rocks. Another way to do this is modal classification and normative classification.
How do geologists classify igneous rock?
Geologists classify rocks by where they are formed; above ground or under ground
Do scientists classify rocks by their color?
yes,either felsic if light coloured or mafic if dark cloured.we classify rocks like that especially igneous rocks but COLOR IS NEVER USED TO IDENTIFY ANY ROCK.only classification.
How do we classify rocks as igneous and sedimentary and metamorphic?
composition, how it is formed
