41 
the oxides of iron : magnetic iron-stone massive, 
of various grain, compact, crystallized, in ser¬ 
pentine, chlorite slate, &c.; ore which yields 
the wootz, a very hard kind of iron from the 
East Indies ; magnetic iron-sand ; the variety of 
oxiduloiis iron with admixed manganese and 
zinc, called franhlinite^ from New York, kc. 
Case 38, and part of 39. Oxides of iron con*- 
tinued: specimens of specular iron, or iron 
glance, among which, those from the island of 
Elba are remarkable on account of their beauti¬ 
ful iridescence and play of colours; variety in 
large laminar crystals, appearing like polished 
steel, from Stromboli, &c.; the micaceous iron 
ore of Werner, belonging partly to this species, 
partly to the scaly red and brown iron-stone (in 
the next table-case); among the most remark¬ 
able specimens of which is that in delicate, trans- 
'parent tables of a blood red colour, from Nassau- 
Siegen, called goethite: that in 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, &c. 
Cases 39 and 40 contain the different varie¬ 
ties of compact red iron-stone and red hematite, 
and of hydrous oxides of iron, the latter, com¬ 
prehending Werner’s ochrey and compact brown 
iron-stone and brown hematite, together with 
several varieties of argillaceous or clay iron-stone^ 
such as common, columnar, pisiform, reniform, 
clay iron-stone, meadow-ore, &c.—Salts of iron ; 
SALOON. 
Nat. Hist. 
VIZ, 
