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  Sample n° 775
          Minerals found in the sample
          
            
	       
                
           
 
        
        
      
         | Mineral | Formula | Category | Subcategory | Importance | 
|---|---|---|---|---|
| GALENA | PbS | sulfides and sulfosalts | - | major | 
| GOETHITE | FeO(OH) | oxides and hydroxides | - | minor | 
| QUARTZ | SiO2 | tektosilicates | - | minor | 
           Description
            
       
           
    
               Description:
               massive galena, in quartz and iron oxides
            
                         
                Information:
                geochronology - Eberhardt, P., Geiss, J. & Houtermans, F.G., 1955. Isotopenverhältnisse von 'gewöhnlichem' Blei und ihre Deutung. Zeitschrift für Physik 141, 91-102. (Be 35)  //  Eberhardt, P., Geiss, J., Houtermans, F.G. & Signer, P., 1962. Age determinations on lead isotopes.  Geologische Rundschau 52, 836-852. (Be 35)
                        
     
      Origin
    
   
  
    - Country: Congo (RDC)
- Region: Kivu
- Locality: Kalehe, Nyamakubi
        Specification
    
    
      
    
 
    
  - 
          Donors: Henry de la LindiDonation year: 1927
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          Sampling year:Registration date:
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          Quantity: 1Size: 2
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          Dimension code 1>2>3: 3Quality code 1>2>3: 1
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          Holotype: noParatype: noRadioactive: no
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          Thin section: noChemical analysis: noX-Ray spectra: no