BOOK I 



bean-stone, pyren, purple-stone, hail-stone, pyritis, 

 striped-stone, lightning-stone, flame-stone,coal-stone, 

 enygros, hairy-stone, Hon-stone, leopard-stone, dew- 

 stone, honey-colour-stone, honey-yellow-stone, gray- 

 stone, spartopolia, rose-stone, honey-stone, copper- 

 stone, fig-stone, ringlet-stone, ivory-marble, anancitis, 

 synochitis, tree-stone, snail-shell. Shape of precious 

 stones ; method of testing ; natural properties 

 compared in various countries ; products compared in 

 respect of price. — Total, 1300 facts, investigations 

 and observations. 



Authorities : Marcus Varro, Records qf Trmmphs, 

 Maecenas, lacchus, CorneHus Bocchus. Foreign 

 authorities ; King Juba, Xenocrates son of Zeno, 

 Sudines, Aeschylus, Philoxenus, Euripides, Nicander, 

 Satyrus, Theophrastus, Chares, Philemon, Demo- 

 stratus, Zenothemis, Metrodorus, Sotacus, Pytheas, 

 Timaeus of Sicily, Nicias, Theochrestus, Asaruba, 

 Mnaseas, Theomenes, Ctesias, Mithridates, Sophocles, 

 King Archelaus, CalHstratus, Democritus, Ismenias, 

 Olympicus, Alexander the Learned, Apion, Orus, 

 Zoroaster, Zachalias. 



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