Note 133 They were purchased from the merchants of Adulis who traded to India, (Cosmas, Topograph. Christ. l. xi. p. 339;) yet, in the estimate of precious stones, the Scythian emerald was the first, the Bactrian the second, the Aethiopian only the third, (Hill's Theophrastus, p. 61, &c., 92.) The production, mines, &c., of emeralds, are involved in darkness; and it is doubtful whether we possess any of the twelve sorts known to the ancients, (Goguet, Origine des Loix, &c., part ii. l. ii. c. 2, art. 3.) In this war the Huns got, or at least Perozes lost, the finest pearl in the world, of which Procopius relates a ridiculous fable.]

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The History Of The Decline And Fall Of The Roman Empire —Fall In The East —Chapter 40