XHA04, Hourt, Grand Halleux, Belgium

Pour d’autres minéraux, retour à Hourt

1 x 0,75 mm                                                                                                                                                                       

0,4 x 0,3 mm                                                                                                                                                                      

0,4 x 0,3 mm                                                                                                                                                                      

               

Pour d’autres minéraux, retour à Hourt