135 
Case 13. This and the two following cases 
contain the oocldes and hydrous oxides of iron : — 
specular iron or iron glance , among the speci¬ 
mens of which may be specified those from Elba, 
remarkable on account of their beautiful iri¬ 
descence and play of colours; the variety in 
large laminar crystals appearing like polished 
steel, from Stromboli;—the micaceous iron ore of 
Werner, belonging partly to this species, partly 
to the scaly brown iron stone ;— red iron ore , 
divided into compact red iron stone and red 
hematite. 
Case 14. Oxydulated iron or magnetic iron 
stone , massive and of various grain, compact, 
crystallized, in serpentine, chlorite-slate, &c.; 
ore which yields the wootz, a very hard kind 
of iron from the East Indies; magnetic iron - 
sand . 
Case 15. Hydrous oxide of iron or brown iron 
ore , among the most remarkable varieties of this 
species are the micaceous, called goethite , in de¬ 
licate transparent tables of a blood red colour; 
that in fine scales coating the cells of lava; a 
shining brownish-black variety used as hair 
powder by the Bootchuana natives beyond the 
Great River in South Africa ;•—the fibrous brown 
iron-stone or brown hematite; the compact and 
the ochrey brown iron-stone—and, as appendix 
to it, the argillaceous or clay iron-stone , with its 
many 
LONG 
GALLERY. 
