Sydney cove lies open to the north-east, and is continued in a south-west direction for near a thousand yards, gradually decreasing from the breadth of about one thousand four hundred feet, till it terminates in a point, where it receives a small stream of fresh water. The anchorage extends about two thousand feet up the cove, and has soundings in general of four fathoms near the shore, and five, six, or seven, nearer the middle of the channel. It is perfectly secure in all winds; and for a considerable way up on both sides, ships can lie almost close to the shore: nor are there, in any part of it, rocks or shallows to render the navigation dangerous. Such a situation could not fail to appear desireable to a discerning man, whose object it was to establish a settlement, which he knew must for some time depend for support on the importation of the principal necessaries of life.
It is supposed that metals of various kinds abound in the soil on which the town is placed. A convict, who had formerly been used to work in the Staffordshire lead mines, declared very positively, that the ground which they were now clearing, contains a large quantity of that ore: and copper is supposed to lie under some rocks which were blown up in sinking a cellar for the public stock of spirituous liquors. It is the opinion of the Governor himself that several metals are actually contained in the earth hereabouts, and that mines may hereafter be worked to great advantage: but at present he strongly discourages any search of this kind, very judiciously discerning, that in the present situation of his people, which requires so many exertions of a very different nature, the discovering of a mine would be the greatest evil that could befal