Naldrett, Anthony <br/><br/>
Ultramafic and related mafic rocks :  their classification and genesis with special reference to the concentration of nickel sulfides and platinum-group elements 

<br/><br/> <Donation ORSTOM> 
<br/><br/>bibliogr. p. 1156-1158 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Genèse gîte<br/>Roche ultrabasique<br/>Nickel<br/>Platine