METALS. 85. Ferrum. 
269 
^eieoricum. 
^^ulyleum. 
‘‘leSium. 
Amorphous, of a granular ^ 
with a black fcoriac.ons cruft, internally aftiy giey 
mixed with minute Ihining particles, tailing from t e 
atmofphere. 
PhilofcfhicalTran/afl. i^oz. fart l. p. 174 ‘83. 
^hornfon chem- 3, 416- 
Metcorc Iron. Scm.'erb'l Brit, min- 2. t. lOI. 
Found at PVold Cottage in Yorkjhire, ^cotlanf, 
the continent, and in Aotenca ztu\ S,borta, where they have 
been depolited by the burlhng of meteors: at ft, It, when 
they fall from the atinolphere, they are faid to be hot, and 
their defeent to be accompanied with .t loud ppiofion and 
hilling noife ; they are found of v tnous magnitudes from _a 
few ounces to fevetal tons in weight; outer furface is 
tough and indented, and covered with a fhm black ciuft, as 
if it were burnt ; internally they are of a fine gMSular tex- 
ture, which may be eafily crumbled to piects with the n:il, 
of an alhy grey colour intermixed with fmall ilun ng ycl ow 
panicles, and diicovtring an earthy fmell : they are / 
magnetic, and fomet|nies exhibit fine veins of iron : Iremtic 
gravity from 3,352. to 4,281 : a piece of the York Ihirc Hone 
contained in 150 parts, filica 75, magneiia 37. oxyce of iroi? 
48, oxyde of nickel 2, leaving an cxcefs of i2 irom the ab- 
ibrption of oxygene during the procefs of analylatton. 
pjo^ard. 
Attradfed by the magnet, reducible tq grains, black with 
a black ftreak, of a compadl texture and common 
form 
FerrTn” tompaflifiimnm. Syft. nat. xii. 3. p. 1 37. 4 - 
Mineraferri fplida. IVall.fyft. 2 p-zo,-}. n 4. 4 - 
Found at the bafe of the mountain Urdjumjldx^ Siberia, and in 
the mines of Sr.vedcn : it Unites fire with Heel and is malle- 
able alter fufion: contains from 50 to 60 per cent, of good 
iron which is convertible into the beft kind of Heel, anu a 
little fulphur. 
Attraaed by the magnet, reducible to grains, black with 
a black'^ ftreak, of a very finely granular texture and 
common form. 
Ferrum folidefet ns. Sy/r. xii. 3- 1 37 - 8- 
Ferrum mmera nigrieante. Walljyft. z. 437 . ». 4. b. 
Magnetic Iron Hone. Kir^an mtueralz. 158. 
Comm n Iron ore. Berkenh. mtl p. 265. 
Magnetic Iron Hone. Schmeifter mner. z. p. 8c. 
Magnetic Iron Hone, Tkotnjon chem. 4, p. 53. 
