Prism of gabbro from Madagascar (2.7kg) on brass base
        
    
    
            
    
        
    
MINERAL
            
                Active filters
            
            
        
    
            Marcassite covering Baryte, Lubin mine- Poland
        
    
    
            
    
        
    
            Polished Scolecite – Yeola, Maharashtra, India. Displayed in circular brass frame
        
    
    
            
    
        
    
            Pyrite cubic- dodecaedre- of Peru, in glass ball
        
    
    
            
    
        
    
            Moroccan amber aragonite ball, on brass stand
        
    
    
            
    
        
    
            Purpurite from Brazil (800g), under glass ball
        
    
    
            
    
        
    
            Amazonite prism  (Madagascar), black base
        
    
    
            
    
        
    
            Arkansas black quartz cluster in glass ball
        
    
    
            
    
        
    
            Purple Anhydrite  of Madagascar (1.9kg) on black base
        
    
    
            
    
        
    
 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                