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salantis [7]
3 years ago
8

40. In the igneous rock chart, igneous rocks are classified primarily on the basis of a hardness b. texture and mineralogy c. mo

de of occurrence d. none of these
Geography
2 answers:
liubo4ka [24]3 years ago
3 0

Answer:

c. mode of occurrence

Explanation:

Igneous rocks -

The three main types of rock are the - metamorphic , sedimentary and igneous rocks .

The formation of the Igneous rocks are via cooling and solidification of the lava or magma .

The igneous rock are classified on the basics of the mode of occurrence as follow -

1. Volcanic

2. Plutonic

3. Hypabyssal .

IRINA_888 [86]3 years ago
3 0

Answer:

The correct option is: b. texture and mineralogy                    

Explanation:

Igneous rocks, also known as the magmatic rocks, is one of three main types of rocks that is formed by the solidification of magma, with or without the process of crystallization. These rocks are mainly found in the oceanic crust, basins, land surface and shields.

The igneous rocks are primarily classified on the basis of texture and composition or mineralogy.

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