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dr_silkworth2002

01/01/04 3:59 PM

#7548 RE: shadera #7547

Thanks Shadera! Can you elaborate on this hybrid exotic ultra-mafic rock? Sounds like a new breed of mineral or something.

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Deann

01/01/04 6:12 PM

#7559 RE: shadera #7547

Good article on kimberlite below:

"Kimberlite is a 'hybrid' rock composed of fragments of peridotite . . ."

http://hosting.soonet.ca/eliris/geoforum/diamonds.htm