Beeson, R <br/><br/>
The recognition of hydrothermal processes in the trace element geochemistry of uranium-and thorium-enriched tuffaceous rocks, northwest :  Iran 

<br/><br/> <Donation ORSTOM> 
<br/><br/>bibliogr. p. 24-25 
<br/><br/><label>ISSN: </label>03756742 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elément trace<br/>Roche volcanique<br/>Géochimie<br/>Condition hydrothermale<br/>Uranium<br/>Thorium<br/>Néogène
<br/><br/><label>Subjects--Index Terms: </label>Iran  Azarbaijan