AMERICAN LOCALITIES. 393 



Chesnut Hill. — Mica, serpentine, dolomite, asbestus, nephrite, talc, 

 tourmaline, sphene, apatite, tremolite. 



Germantown. — Mica, apatite, feldspar, beryl, garnet. 



Banks of Wissahiccon. — Actinolite garnet, staurotide. 



Frankford. — Garnet, staurotide, iron pyrites. 



Conchikocen. — Staurotide, garnet, argillaceous iron ore .; near 

 Manyunk Tunnell, stilbite, chabazite (rare in small brownish-yellow 

 crystals). 



YORK CO. — Calc spar (transparent), cryst. smoky quartz, cry it 

 pyrites ; in Slate Quarries near the Susquehannah, wavellitc. 



DELAWARE. 



NEWCASTLE CO.— Brandywine Springs, bucholzite, fibrolitt 

 abundant, sahlite, pyroxene ; near Middletown, vivianite in green 

 Band. 



Dixon's Feldspar Quarries, 6 miles N. W. of Wilmington, (these 

 quarries have been worked for the manufacture of porcelain), adu- 

 laria, albite, beryl, apatite, cinnamon stone ! I (both granular, like 

 that from Ceylon, and crystallized, rare), magnesite, serpentine) 

 asbestus, black tourmaline ! (rare), indicolite ! (rare), sphene in py- 

 roxene, kyanite. 



Dupont's Powder Mills, " hypersthene." 



Eastburn's Limestone Quarries, near the Pennsylvania line, tre- 

 molite, bronzite. 



Quarryyille. — -Garnet, spodumene, fibrolite, sillimanite. 



Near Newark on the railroad, sphserosiderite on drusy quartz, 

 jasper (ferruginous opal), cryst. spathic iron in the cavities of cel- 

 lular quartz. 



Wilmington. — In Christiana quarries, metalloidal diallage. 



Kennett turnpike, near Centreville, kyanite and garnet. 



KENT CO. — NearMiddletown in Wm. Polk's marl pits, vivianit*! 

 On Chesapeake and Delaware Canal, retin asphalt, iron pyrites, 

 amber. 



SUSSEX CO.— Near Cape Henlopen, vivianite. 



MARYLAND. 



Baltimore, (Jones's Falls, If miles from B.) — Chabazite (hay- 

 denite), heulandite (beaumontite of Levy), pyrites, lenticular car- 

 bonate of iron, mica, stilbite. 



Sixteen miles from Baltimore, on the Gunpowder. — Graphite. 



Twenty-three miles from B., on the Gunpowder. — Talc. 



Twenty-five miles from B., on the Gunpowder. — Magnetic iron, 

 sphene, pycnite. 



Thirty miles from B., in Montgomery Co., on farm of S. Eliot. — 

 Gold in quartz. 



Eight to twenty miles north of B., in limestone. — Tremolite, augite, 

 pyrites, brown and yellow tourmaline. 



Fifteen miles north of B. — Sky-blue chalcedony in granular lime- 

 Bton x 



