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Posts: 153
mafic, are you around? Can you identify this type of rock, if it even counts as rock? -- (link)
Posted by
Beryllium (aka grayman)
Feb 15 '09, 23:38
(No message)
It's from North Pender Island, near Gowlland Pt. - lots of odd rocks there.
(flickr.com)
Responses:
I'd call it conglomerate. -- nm
-
mafic
Feb 16, 00:06
6
Interesting. There's another one that basically looks like naturally-formed chunky concrete. -- (link)
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Beryllium
Feb 16, 00:09
[flickr]
5
that's almost exactly what conglomerate is.
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mafic
Feb 16, 00:15
4
Is it a function of glacial activity? -- nm
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Beryllium
Feb 16, 00:18
3
sedimentary collection, compression. often a bit of fossil action going on.
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zeitgeist
Feb 16, 00:45
more likely these are some kind of coastal formation. if I knew what the rocks above and beneath were like it'd help. -- nm
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mafic
Feb 16, 00:34
oh, hmm. Sounds like it could be that, or more likely it would be a result of tectonics -- nm
-
Beryllium
Feb 16, 00:22
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