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Sample n° 6686
          Minerals found in the sample
          
            
	       
                
           
 
        
        
      
         | Mineral | Formula | Category | Subcategory | Importance | 
|---|---|---|---|---|
| MARCASITE | FeS2 | sulfides and sulfosalts | - | major | 
           Description
            
     
               Description:
               bladed block (4 cm)
            
                        
      Origin
    
   
  
    - Country: Belgium
- Region: Brabant Wallon
- Locality: Perwez
        Specification
    
    
      
    
 
    
  - 
          Donors: PolinardDonation year: 1954
- 
          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