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Shaun Spelliscy

02/11/04 7:22 PM

#12862 RE: Dolores248 #12861

lamprophyre,

Igneous rock, rich in alkalis, porphyritic, lots of mafic minerals both in phenocrysts and groundmass; alnoite is one type, a minette is another and in some instances such as Wawa diamond is found.

http://www.spiderresources.com/news/July%2031%202000.htm

congratulations...