Note 1 — Chapter I
Reading edition
: Caswini and some of the Arabian geographers assert that the diamond is found at Adam's Peak; but this is improbable, as there is no formation resembling the cascalhao of Brazil or the diamond conglomerate of Golconda. If diamonds were offered for sale in Ceylon, in the time of the Arab navigators, they must have been brought thither from India, (Journ. As. Soc. Beng. xiii. 633.)