Prism of gabbro from Madagascar (5.1kg) on brass base
        
    
    
            
    
        
    
MINERAL
            
                Active filters
            
            
        
    
            Half-geode of septaria (0.9 kg) from Poland, in a vertical circular stand
        
    
    
            
    
        
    
            Blue and white quartz of Bahia (4.8kg) 
        
    
    
            
    
        
    
            Aragonite crusted pipe from Karlovy Vary
        
    
    
            
    
        
    
            Slice of bumble Bee jasper from West Java, black base
        
    
    
            
    
        
    
            Mokaite jasper from Australia (3.1kg) on brass base
        
    
    
            
    
        
    
            Malachite pebble (575g) from Congo, on black base
        
    
    
            
    
        
    
            Block of blue salt from the Alsace Potassium mine (FR)
        
    
    
            
    
        
    
            Cubic Pyrite in slate 10kg -  St Créac (France)
        
    
    
            
    
        
    
 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                