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  Sample n° 9264
          Minerals found in the sample
          
            
	       
                
           
 
        
        
      
         | Mineral | Formula | Category | Subcategory | Importance | 
|---|---|---|---|---|
| MONTEBRASITE | LiAl(PO4)(OH) | phosphates | - | major | 
           Description
            
       
           
    
               Description:
               white block with greasy lustre (20 cm)
            
                         
                Information:
                Dubois, J., Marchand, J. & Bourguignon, P., 1972. Données minéralogiques sur la série amblygonite-montebrasite. Annales de la Société Géologique de Belgique 95, 285-310.
                        
     
      Origin
    
   
  
    - Country: Rwanda
- Region: Gisenyi
- Locality: Rongi
        Specification
    
    
      
    
 
    
  - 
          Donors: VarlamoffDonation year:
- 
          Sampling year:Registration date:
- 
          Quantity: 1Size: 1
- 
          Dimension code 1>2>3: 2Quality code 1>2>3: 1
- 
          Holotype: noParatype: noRadioactive: no
- 
          Thin section: noChemical analysis: noX-Ray spectra: no