010 AUTHENTIC HISTORY 



84. Iceland Spar variety, near Gas "Works, K. 



85. Marble, or Granular Limestone variety, near P. R. E. bridge over Conestoga, 



one mile East of Lancaster, K. 



86. Hard Compact Limestone variety. Tlie limestone rocks of the central, eastern 



and western parts of county. 



87. Travertin, or Calcareous Tufa variety, in a quarry on Groffstown road. East of 



Lancaster, K. 



88. Dolomite, (magnesia, lime, carbonic acid;) "Wood's Mine, D. 



89. Pearl Spar variety. 



90. Brown Spar variety, (contains iron oxide.) 



91. Magnesite, (magnesia, carbonic acid;) "Wood's Mines, D ; and at Landisville, 



seven miles "West of Lancaster, K. 

 Siderite, (iron oxide, carbonic acid. ) 

 93. Crystallized variety. Gap Mines, R. 



93. Spherosiderite variety. Gap Mine, K. 



94. Black Band variety. 



95. Smithsonite, (zinc oxide, carbonic acid;) on ]\It. Joy R. R. four miles "West of 



Lancaster, D. 



96. Arragonite, (lime, carbonic acid;) In tufts of acicular crystals near Safe Harbor; 



massive in a boulder at "Wabank, three miles south-west of Lancaster, K. "Wood's 

 Mines, D. 



97. Cerussite, (lead oxide, carbonic acid;) Pequea Mine with vauquelinite, B. 



98. Hydromagnesite, (magnesia, carbonic acid, water;) "Wood's mine, D. 



99. Lancasterite variety, (a mixture of hydromagnesite and bnicite;) "Wood's mine, 



D. K. 

 Hydrodolomite, (magnesia, lime, carbonic acid, water.) 



100. Pennite variety. New Texas, colored green by Nickel oxide. 



101. Zaratite, or Emerald Nickel, (Nickel oxide, carbonic acid, water;) "Wood's 



mine, New Texas, D.' 



102. Aurichalcite, (zinc oxide, copper oxide, carbonic acid, water;) On Mount Joy 



Railroad, 4 miles N. "W. of Lancaster. (Taylor, Am. J. Sci. II. ** 413.) 



VL HYDRO CARBONS. 



103. Mineral Coal, (carbon;) occurs in small quantities north of Hinkletown, (in 



Mesozoic shales, possibly, B.) About the year 1830 it was proposed to form a 

 coal company at this locality, and sufficient coal was collected on the occasion to 

 build a fire in a number of the houses of the town. [Ilaldeman.] 



104. Fossil Resin. In bog iron ore near Shoeneck, 14 miles N. E. of Lancaster, K. 



AECH^OLOGY. 



The archaeology of this county is almost wholly untrodden ground . The whole county, 

 as has been shown in the opening chapters of this work, was occupied for a long 

 period by successive Indian tribes, and, to this day, the plough turns up in various parts 

 of the county, interesting mementos of the red occupants of the soil. Arrow-heads, 

 tomahawks, hatchets, stone-pipes, pieces of pottery are very common. The following 

 notices of such rehcs, exhumed at different periods and in different locaUties, will be 

 perused with much interest. Besides the localities named, we would call particular 

 attention to the neighborhood of the old Indian Town (Conestogo), in Manor twp.; to 



