LIST OF MINERALS. 



Valparaiso, Chili, 



No. 



34. Syenitic granite. 



Island of Mas Afuera. 



35. Vesicular lava. 



Coquimbo, Chili. 



36. Alluvial sandstone. 



37. Compact felspar. 



38. Limestone. Probably alluvial. 



Copiapo, Chili. 



39. Grey copper and silver. 



40. Porphyritic granite. 



41. Alluvial shell conglomerate. 



42. Granite. 



43. Granite. 



44. Alluvial sand. 



45. Quartz. 



46. Limestone. 



4T. Compact felspar. 



48. Limestone. 



49. Calcareous slate clay. 



49. Sulphate of soda. 



Arica, South Coast of Peru, 



50. Quartz. 



51. Quartz^ coloured with iron. 



52. Splintery quartz, 



Quiaca, South Coast of Peru* 



53. Felspar porphyry. 



