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2Red earths are found in abundance in many places, but the best in only a few, for instance at Sinope in Pontus, in Egypt, in the Balearic islands of Spain, as well as in Lemnos, an island the enjoyment of whose revenues the Senate and Roman people granted to the Athenians.
Paraetonium white gets its name from the place where it is dug up. The same is the case with Melian white, because there is said to be a mine of it in Melos, one of the islands of the Cyclades.
Green chalk is found in numerous places, but the best at Smyrna. The Greeks call it θεοδοτειον, because this kind of chalk was first found on the estate of a person named Theodotus.
Orpiment, which is termed ἁρσενικὁν in Greek, is dug up in Pontus. Sandarach, in many places, but the best is mined in Pontus close by the river Hypanis.
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