[ 52 3 ] 
XXXIII. Account of the Iron Ore lately found in Siberia. 
In a Letter to Dr. Maty, Sec. R. S. by Petr. Simon 
Pallas, SI. D. F. R. S. 
S I R, Pcterfburg. 
Nov. 6, 1775. 
* ^76 . l6 ' travels in which I have lpeen em- 
A ployed, by order of our emprefs, fince 
the year 1768, have interrupted the correfpondence I 
had the pleafure to entertain with lome of the Fellows 
of the Royal Society of London, particularly the worthy 
All. coLLiNsoN ; and as this ingenious man, in the mean 
time, has left this world, I make fo free as to addrefs 
myfelf to you diredly, lor the leave of communicating 
from time to time, to the Royal Society, fuch oblerva- 
tions 01 papers, which I am not bound to deliver to the 
Academy here. I would have before this obferved that 
duty, to w hich the honour of being a foreign member 
of the Royal Society obliges me, had not the diftance in 
which I have lived thefe leven years, moffly out of Eu- 
rope, and the troublelome manner of travelling in thefe 
countries, together with the diffradions and duties of my 
employment, rendered it impoflible. Being now re- 
turned to a moie quiet manner of living, I fhall never 
negled an opportunity of fhewing my attachment for 
Vol. LX VI, Z z z the 
