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प्रश्न
What is the main characteristics of Basic Igneous Rocks?
उत्तर
Basic igneous rocks have higher percentage of oxides of denser elements and dark in colour, e.g. Basalt, dolerite etc.
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संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Sedimentary rocks are formed by the cooling and solidification of molten rock called magma
Classify the following rocks by selecting the correct option given below:
granite
Classify the following rocks by selecting the correct option given below:
limestone
Classify the following rocks by selecting the correct option given below:
schist
How are rocks different from minerals?
What is Geology?
What is meant by a rock?
Classify the following rock: Peat
Give one word for the following.
The best example of chemically-formed sedimentary rock, which has been formed by the evaporation of water from solution containing minerals.
Give one example of an area of: Metamorphic rocks,
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
Give reasons for the following
Man’s habitat is the biosphere and not the lithosphere in the true sense.
Igneous rocks are called primary rocks.
Distinguish between Metamorphic rock and sedimentary rock.
The word Ignis means rock.
Out of 2,000 different types, only ______ are the basic minerals commonly found all over the earth.
Sedimentary rocks are called stratified rocks.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
