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 good iron ore is abundant in Japan; but this anomaly is caused by the difficulty of smelting good bar-iron out of the ores, which is not so with the extraction of lead out of galena. The latter process is much easier than the extracting copper out of copper pyrites or iron out of iron-minerals.

Lead glance occurs in the following Provinces of Japan:—

Although galena is the only lead mineral used in Japan for smelting lead, there are still some other compound ores to be found, of which the following occur in the largest quantity.

2.—, several varieties.

Jamessonit in long radiated, fibrous crystalline masses of a leaden-grey colour.