Dear Milos,
Try,
"Age dating of individual grains of uraninite in rocks from electron
microprobe analyses". by JFW Bowles
Chemical Geology vol 83 pages 47-53.
The method works with minerals other than uraninite. Let me know how you get
on.
I'll put a reprint in the post.
Best wishes, John.
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John F.W. Bowles BSc, PhD, FGS, FIMM, FMinSoc, CEng, CGeol, PGeo, EurGeol.
Mineral Science Ltd
109 Asheridge Road Tel: +44-1494-772740
Chesham Fax: +44-1494-791680
Buckinghamshire email: [log in to unmask]
England HP5 2PZ
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