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Question
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
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Solution
Basic igneous rock contain a low percentage of silica and a high percentage of basic oxides.
RELATED QUESTIONS
Fill in the blank
Sedimentary rocks are formed from _____________ accumulated over long periods.
What is crust?
Classify the following rocks by selecting the correct option given below:
shale
Classify the following rocks by selecting the correct option given below:
marble
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Why are the igneous rocks also called the primary rocks?
Name the types Sedimentary rocks based on agents of formation.
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Distinguish between the following:
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How are chemically-formed sedimentary rocks formed? Give examples.
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Give one term for the following statement:
Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
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Rocks are of great economic significance.
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| A. | Basalt | 1. | Anthracite |
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| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
