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  Sample n° 9415
          Minerals found in the sample
          
            
	       
                
           
 
        
        
      
         | Mineral | Formula | Category | Subcategory | Importance | 
|---|---|---|---|---|
| AMBLYGONITE | LiAl(PO4)F | phosphates | - | major | 
           Description
            
       
           
    
               Description:
               white block (6 cm)
            
                         
                Information:
                Marchand, J., 1967. Contribution à l'Etude Minéralogique de la Série Amblygonite-Montebrasite. Mémoire de Licence en Sciences, Université de Liège, 23 pp.
                        
     
      Origin
    
   
  
    - Country: Rwanda
- Region: Gisenyi
- Locality: Nyarigamba
        Specification
    
    
      
    
 
    
  - 
          Donors: VarlamoffDonation year: 1961
- 
          Sampling year:Registration date:
- 
          Quantity: 1Size: 2
- 
          Dimension code 1>2>3: 3Quality code 1>2>3: 1
- 
          Holotype: noParatype: noRadioactive: no
- 
          Thin section: noChemical analysis: noX-Ray spectra: no