Civil Engineering - Building Materials - Discussion


Pick up the volcanic rock from the following:

[A]. Granite
[B]. Dolerite
[C]. Basalt
[D]. All the above.

Answer: Option C


No answer description available for this question.

Shweta Puri said: (Nov 21, 2015)  
Granite is also a type of volcanic rock then why only basalt?

Gokarna said: (Feb 11, 2016)  
Dolerite is also an igneous rock so, answer is D.

Gopal said: (Jun 22, 2016)  
Volcanic - Basalt and trap.

Hypabyssal - Dolerute apite and dolomite.

Plutoic - Granite synite periodolite.

Pawan said: (Aug 13, 2016)  
Yes, these three are sub types of igneous rock.

Nirav said: (Feb 23, 2017)  
Yes, No doubt in that, all are igneous rock.

Luckyarru said: (Apr 9, 2017)  
Basalt : Volcanic.
Dolerite: Hypabyssal.
Granite : Plutonic.

Pradeep said: (Nov 5, 2017)  
All are igneous rock which is also known as volcanic rock.

Onkar Negi said: (Feb 24, 2018)  
Agree @Gopal.

Nouman Khan said: (Oct 22, 2018)  
--->Basalt is volcani rock which is formed by magma solidfies on earth surface.

--->Granite and dolrite are plutonic rock which is formed by magma solidfies below earth surface.

Neelkanth said: (Dec 1, 2018)  
Volcanic - Basalt and trap.

Hypabyssal - Dolerute and dolomite.

Plutonic - Granite peridotite.

Khadim Hussain said: (Jun 8, 2019)  
Granite is also a volcanic rock.

Er Asad Khan said: (Sep 3, 2019)  
The Correct answer is Granite.

Jyostna said: (Mar 10, 2020)  
@Neelkanth is correct. The given answer is absolutely correct.

Sahil Mandal said: (Feb 1, 2021)  
Granite: Plutonic igneous rock.
Dolerite: hypabyssal igneous rock.
Basalt: volcanic igneous rock.
So, option C is correct.

Dipak said: (Jun 26, 2021)  
Plutonic or volcanic or intrusive igneous rock means granite and pegmatite, hypabyssal is dolerite and extrusive igneous rock means granite and basalt.

So, the correct answer is granite.

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