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Rocks and Metals

Rocks

 

The Rock Cycle

Click to see a larger version of this imagediagram of the rock cycle

The Earth’s rocks do not stay the same forever. 


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The rock cycle: how rocks are formed

Click to see a larger version of this imagelarge rock with chimney in background

There are three main types of rock: igneous, metamorphic and sedimentary.


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What’s in a Lode?

Click to see a larger version of this imagediagram showing what is in a lode

Lodes are formed from Granite intrusions and their surrounding metamorphic rock.


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Rock types at Geevor

Click to see a larger version of this imagemap showing granite and killas areas in cornwall.

The Cornish landscape is made mostly of mudstones and slates, known locally as ‘killas’, and granite, which usually forms the higher ground.


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Comment left by Tee - Yaa on 2009-11-10 17:48:08

good website not very educaational i think there should be more about the history of the mine

Comment left by Sam Scantlebury on 2010-06-27 18:13:58

Fantastic website, more archival info and photos' please.

 

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