SCALY JJROWN IRONSTONE. 255 Chemical Characters. It blackens before the blowpipe, but does not melt, and gives to glass of borax an olive-green colour. Geognostic Situation. It occurs almost always lining drusy cavities in brown hematite. These cavities occur more frequently in he matite which is found in veins, than that which is found in beds. Geographic Situation. Europe.—It is found near Sandlodge in Mainland, one °f the Zetland Islands; Schmalkalden in Hessia •, Claus- thal in the Hartz; Bredgangs Mine in Norway; Schmott- seii'en in Silesia; Grosskamsdorf, and Voightsberg in Saxony; Nebra and Naila in Bareuth; Lautereck in the ' I’alatinate ; Rathhausberg in Salzburg ; Carinthia; Car- niola; Stiria. America.—Chili. Observations. At Kamsdorf, it is* known under the parnes Eisennann snd Eisenbliithe. Second