49 
on this subject as follows: ‘I do not know, nor do any of my 
staff whom I have been able conveniently to consult, know 
of any pumice on the south coast of Victoria. I rang up 
Professor Skeats, who also does not know of any, neither do 
we know of any deposit in situ in Victoria which approaches 
the character of a true pumice." 
coast of New Sout ales, and at times are also found in the 
harbours, and are not infrequently picked up within 
the Sydney Harbour. The source of t umice is, of 
ragments to pieces 9 or 12 in. through. . . . It’ 
be very interesting to trace the limits of the distribution of 
Pumice along the Autralian coast, and I trust that someone 
vill undertake this duty." 
ry comm 
Pise rrier i& may extend continuously along the beach, 
at high-tide level, in lumps the size of a cricket ball to a 
marble. € pieces you describe are unusually large. There 
yage. 
Somewhat water-worn, they have not suffered that extent of 
—ewhat water-worn, they have not suffered that extent o 
255, Seg The Minerals of New South Wales,” ete., 1888, pp. 250, 
im a.) Professor David informs me that one piece washed up 
"Sydney Harbour measured 3 ft. in length. . . 
