The hills are very high, and the echo very remarkable.

I have seen the same kinds of hills in latitude 29 degrees, longitude 120 degrees.

Bare granite rocks sometimes in the vicinity, though not attached.

(May 4th.) : Two small specimens of Micaceous Iron-ore with brown Haematite.

Impossible to state the age.
Similar ore occurs in Victoria, in Elvans in Porphyry, but it also occurs in Tertiary rocks.
Latitude 26 degrees 17 minutes South, Longitude 119 degrees 54 minutes East : The water shed of the Murchison, after crossing which we entered the Triodia desert.