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  Sample n° 669
          Minerals found in the sample
          
            
	       
                
           
 
        
        
      
         | Mineral | Formula | Category | Subcategory | Importance | 
|---|---|---|---|---|
| BEAVERITE | Pb(Fe3+2Cu)(SO4)2(OH)6 | sulfates | - | major | 
| PSEUDOMALACHITE | Cu5(PO4)2(OH)4 | phosphates | - | minor | 
| PYROMORPHITE | Pb5(PO4)3Cl | phosphates | - | minor | 
           Description
            
       
           
    
               Description:
               yellowish grey crust (pseudomalachite) on yellow powder (beaverite)
            
                         
                Information:
                Van Tassel, R., 1958. Notes minéralogiques. XI. Jarosite, natrojarosite, beaverite, leonhardtite et hexahydrite du Congo belge. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique 34, n° 44, 12 pp.
                        
     
      Origin
    
   
  
    - Country: Congo (RDC)
- Region: Katanga
- Locality: Kipushi
        Specification
    
    
      
    
 
    
  - 
          Donors: UMHKDonation year: 1926
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          Sampling year:Registration date:
- 
          Quantity: 1Size: 2
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          Dimension code 1>2>3: 2Quality code 1>2>3: 1
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          Holotype: noParatype: noRadioactive: no
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          Thin section: noChemical analysis: yesX-Ray spectra: no