DOMAIN VII. COMPOSITE. 



i 



HYPONOME I. 



Garnet, in a base of siderite. 



HYPONOME II, 



Siderite, in a base of garnet. 



Siderite, with garnet rock, from Scotland, 

 The same, from Sweden. 



NOME II. SIDERITE, FELSPAR, GRAPHITE. 



A little chain of rocks, amidst the eternal 

 snows of Mont Blanc, consists of laminar black 

 or green siderite, felspar, and graphite, with a 

 little quartz and mica*. 



NOME III. SIDERITE, UNCTUOUS QUARTZ, 

 PYRITES. 



Mont Broglia, a southern spur of Mont Blanc, 

 is of a stone softer than granite, being a mixture 

 of siderite, felspar, mica, unctuous quartz, and 

 pyrites f. 



* Sauss. 1974. f Ib-911. 



