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Q.

What type of rocks are found in Kerala

Asked by KUMARA DHAS, 13 Aug '08 04:55 am
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Answers (2)

1.

Three main geological formations are recognized in Kerala namely, the Archaeans (oldest rocks), the Warkalli beds of Tertiary Age (Upper Miocene to Pliocene) and the recent deposits (quarternary). These have North-South alignment.

Crystalline rocks

Dharwar formation: These occur in the Malabar area only. They are represented by garnetiferous-ferruginous quartzite, mica, talc, schist etc. and are found exposed in South-East Wayanad and North West of Gudalur.

Champion gneiss: They are seen in South and South -East Wayanad and have gold bearing veins. Rocks appear to be of post peninsular age.

Peninsular gneiss: This is one of the most widespread rock types found in Kerala. The important minerals that go to make up the rocks are quartz, Feldspars, biotite and garnite. In Cochin area, they form the most extensive rocks. The types present are biotite and hornblende gneiss. In Thiruvananthapuram area, the gneiss belongs to the peninsular suite and is made of quarts, orthoclase, m ...more
Answered by Pardeep kapoor, 13 Aug '08 05:16 am

 
  
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2.

To put it in simple terms - You find mostly the granite variety and the basalt variety
Answered by Shashi LS, 13 Aug '08 05:34 am

 
  
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