Notices of the Geology and Mineralogy of Sicily. 209 
composing in the air, It is at a little distance from masses 
of granite alternating with limestone a and ail 
‘Masses of gypsum. First discovered ab 1 ORs 
are many other Pane ihe of bituminous relia, paipieaty 
combustible to serve .as fuel, ly in 
tains of Patralia. The foliate ous earth of Hybla 
is of this class, yellowish in. ‘thin Pie burns suddenly. 
with a bright flaine and a strong odour. 
5 Naphtha is found in large quantities in the Lago dei Pa- 
P lici, the waters of the lake are strongly impregnated with 
it, and it diffuses its odour to a great distance. In the 
Vieinity of Paterno there are lavas imbued with naphtha ; 
all the pores and cavities are filled with it, and it continu- 
ally drops from the fissures, and hardens into petroleum, 
Petrolewn, very abundant. In ancient times found in 
great quantities in the vicinity of Agi gentum; now only 
one fountain is remaining. (S. dena.) At Patralia is a 
f untain, (della Madonna “i Patralte) on the surface * 
which it collects and hardens around it i ula 
can. collect only two pounds a Near * sia 
other fountain yielding still less. Near "eas: dria is a 
rock of crystalline porous limestone imbued with naphte, 
itie 
and from which petroleum trickles. At all these loc 
olio,) and the fountains themselves are under 
ed residing there The oil is considered a 
remedy by su perstitious Catholi cs. There are a 
Many other fountain olet : 
isla. 
rge quantities at the 
inous limestone rock, near Ragusa in 
tenacious, and shining ike tar. ! 
haltum, in the argillites at Nissoria, neal 
’ also at Capizzi and Lionforte, where it is called b am- 
7 ber (ambra nera); also at Lago dei Palici- There are 
#V¥ox.; VHI.—No. 2. 97 
f lukas is collected 
there are churches dedicated to the Virgin, (nada 
