Sentence Examples with the word Carat

African mines the diamonds are not only crystals of various weights from fractions of a carat to 150 carats, but also occur as microscopic crystals disseminated through the blue ground.

In spite of this, however, the average yield in the profitable mines is only from 0.2 carat to o 6 carat per load of 1600 lb, or on an average about IIgrs.