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Building Materials

Q1:

Chemically, marble is known as

A metamorphic rock

B argillaceous rock

C calcareous rock

D silicious rock.

ANS:C - calcareous rock

Rocks have 3 types of classifications.

1. Geological- igneous, sedimentary, metamorphic.
2. Physical- stratified, unstratified,
3. Chemical- calcareous, silicious, Argillaceous.



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