Fulgurite from the Mauritanian Desert, under a glass dome, on a brass base
        
    
    
            
    
        
    
MINERAL
            
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            Gypsum crystal from France, 57cm on brass base
        
    
    
            
    
        
    
            Agate slice from Brazil (1kg) on brass stand
        
    
    
            
    
        
    
            Green Fuchsite from Brazil on black base
        
    
    
            
    
        
    
            Polished ketonite (975g), black base
        
    
    
            
    
        
    
            Polychrom jasper prism from Madagascar
        
    
    
            
    
        
    
            Sandcalcite aggregate from Hungary, under glass
        
    
    
            
    
        
    
 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                     
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                