64 



LIST OF MINERALS. 



Arequipa, South Coast of Peru* 



No. 



54. Quartz rock. 



Huacho, Peru, 

 65, Secondary greenstone, 

 .56. Limestone. 



Payta, Peru. 



57. Limestone. 



Galapagos Islands, Pacific Ocean • 



58. Vesicular lava, with albite. 



59. Vesicular lava. 



60. Do. do. with albite. 



61. Do. do. with augite. 



62. Do. do. with albite. 



Panama, 



63. Claystone tuffa. 



64. Secondary greenstone. 



Island of Taboga, Panama. 



65. Porphyry. 



66. Brown iron ore. 



67. Claystone? 



68. Quartz rock. 



69. Volcanic tuffa. 



70. Porphyritic claystone. 



71. Hornstone and quartz. 



AcapulcOf Mexico, 



72. Granite. 



