DOMAIN IX. ANOMALOUS. 



the bottom of the waters; horizontal beds, after- 

 wards raised up by a great revolution, and lastly 

 divided by the effects of time. Eleven years of 

 observation and meditation have served to con- 

 firm me in that opinion."* 



It is evident that one of the singular rocks 

 above described, that with concentric zones of 

 black and white, is the same which was found in 

 Corsica. It might be styled OCULITE, or Oph- 

 thalmite; but as agates, and other substances, 

 sometimes assume that form, it was thought 

 advisable, as a new name is indispensable for 

 so singular a structure, to term it Miagite, 

 from the place where it was discovered by Saus- 

 sure. 



This excellent observer afterwards discovered 

 similar rocks on the glacier of Lauteraar. 



" -^ ot being able to survey these ridges, I ob- 

 served at least the wrecks with which the gla- 

 cier is covered, and which come from these 

 ridges, or their vicinity. Some of these frag- 

 ments are of common granite, others of veined 



* Sauss. 892, 8p3. In 899, mentioning granular felspar re- 

 sembling granular quartz, but melting under the blow-pipe, Saussure 

 adds, that in the beautiful granitel of Miage the felspar is also con- 

 fusedly crystallised, but its white and sparry plates are evident} 

 whereas here it is disguised in the form of a sandstone. 



