Notices of the Geology and Mineralogy of Sicily. 
Iron, 1. Iron Pyrites, crystallized and amorphous ; 
and sometimes in rolled pieces, with a crystalline or gran- 
ular fracture, in stalactitic masses; very abundant in Si- 
cily, in the argillites around the chain of Pelorus, and in 
beds in the chalk and marl strata, associated with st oat 
geen 3 ay common salt. Sulphate of iron is found at 
Noora F. di Nisi formed from the decomposition of 
pyrites, ‘said to have been formerly wrought in the argil- 
lite mountains of Petralia 5 es waters are 2, nee 
2. nu- 
pi manganese. | 
part of ae i 
fiettarl e masses are fou 
ticularly in low wet*places ; 
red a 
mountains o la, &c. ; eanhy om in glo F masses, 
in pieces with blue and green spots of carb, ‘copper ‘near 
Taormina, in balls with concentric strata, at Nicoria, &.; 
often mixed with decomposed pyrites; silicated oxid in 
lar masses in the streams from the mountains around : 
2 Taormina, dark, gray, or earthy blue phosphate, in the vol- 
‘canic tufas of V. di Noto, and in the cavities of decompo- 
laces of various earth bste -; in the low 
n argillite, and runs wider it in the direcuan? ats 
burns with ae, but keeps fire a long time: 
ra Pee ell for for 
al vicini 
vas in low marshy places ; also in the fissures, and on — 
pili ge Bei Seteeecibil 
et ee 
pas 
