GeologyRocksWhat is this rock???
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Welcome to GR. Now the
Wed, 05/02/2012 - 09:08Welcome to GR. Now the niceities are out of the way.....
How do you know it contains all those minerals? You clearly know something about geology or mineralogy to be able name them, and therefore a combination of quartz, feldspar and mica would lead one to suppose it was some sort of granite.
A picture and location would be very helpful.
John
“Civilisation exists by geological consent, subject to change without notice.” - Will Durant
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I had an idea with rutile
Wed, 05/02/2012 - 10:34I had an idea with rutile and garnet (but not heard of a magnetite association.) even to the location.
But I feel you may both be right from the 'abruptness' of the question. I shall ignor anything more from him.
John
“Civilisation exists by geological consent, subject to change without notice.” - Will Durant
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What is this rock???
Submitted by duncankerr1990 on Wed, 05/02/2012 - 00:49.This rock contains quartz, biotite, muscovite, plagioclase, magnetite, garnet, rutile. What is it?