ae re four iron ore regions; (1) t the ite st through the State (J obn- | 
poe Carter, etc. Count eee in front of the Unak oup of mountains ; (2} the Dye- 
ane toyion skirting the eastern base of the Oumnbertand and Walden’s ridge from 
ginia to we Be elon Sequatchee and Elk valleys; (3) the Cumberland, 
associated with t measures, in the northern part of ihe State; (4) the West- 
ern, occupying a nip ‘tho t 50 miles wide of the western part of Middle Tennes- 
ont 
” 
out of Kentu 
r of the setae op: tag ape In — pe there are Limonite, Hematite 
rd, ¢ mn-s : 
ennessee. 
be known. At several vince the mines promise to be of v meter exists” 
sparingly in southeast Tennescee, ‘in Blount Co., a ~ nies east of ‘nivale Spe 
pee: of —— Mountain ay onroe, on ~ ay of Citico creek, in the bed 
cree 
head w Tellico t 
bee ‘also in Polk Co. In eth f the gold deposited. aes e U. S. mint amoun 
ae } in 1848, $7,161; in Phy $5,180; in 1851, $2, a in 1852, Peso; in err 
Silver glance has been fn nd i in two localities, both now doubtful. The spec 
reported by Dr. Troost, according to the author, probably came from the Cartel 
erous limestone, on or near the Calf-killer creek. 
i ee tan “ coal marble, hydraulic limestone, and other products are mentioned 
in the v 
W. Krroneti (New Jey tap S pemcenlg aces Annual Report of the Geo- 
logical Survey of New Jerse vO., on, 1856 —The iron and zine 
mines of the State are assert d po much Sone ati detail. At Mt. Hope 
nel. Mr. Wurtz sm a mineral which he has not yet examined, but announces as _ 
probably new (p. 192). 
Cc : Report on the Canton Mine, eae. 20 pp. 8vo., 2nd edit, 
New Hives. 1836 —Contains an account of the minerals of the mine, yor indi- 
cations of three supposed new species called Harrisite, Hitchcockite, and Cherokine. 
2. Crystallography, Formation of Minerals, etc. 
Furn ‘roduct. Magee mentions (Soc. Sci. Gott. Nov. 1855) that Man- 
ganblénde occurs alte he cyano-nitrid of titanium, both in the furnaces of 
Gleiwitz, and the Royal Mines of Silesia; and Wohler bh og ee same from the 
Ht They had been taken for magnetic iron. They occur in the scoria which forms 
in the working of the blast furnaces. The erystals are esl in uistnet octahedrons, 
4 millimeters in diameter. The color when fresh, is iron-bla d the lustre 
> tgeincd metallic; but becoming pee igo m~ scales on cxporur. It 
differs from bas native ime mice g oS — strongly peerey ene by the magnet, 
ee also in giving the reactions of iro ell as mangan ae fore the blowpipe. 
it fuses with very os difficulty ee a rowed bind seo 
ron ores, by E. F. Gio even xevi, 262). The 
paper do nel og Poeun orphs of beoiniadiie C cater iron} fte i it earthy | 
red iron ore after he ; limonite after 4 kes mage ies ti 
ee eee agnetite. They are similar to called in 
tite, or octahedral specular iron of Brotha upt. e% “ee ee 
Goyiometer for the measurement of angles of 
with a plate. W. Haidinger. Pogg. xcv F590, erystals and for optical ee 
