.08 (J REPORT ON NATIONAL MUSEUM, 1880. 



Liniestone f marble J. Lower Silurian ; li.u;lit. hhuvgray ; (M-ystailinc ; Kiiigofrnis- 

 HJii., Montj^oiiiery County. Roesovillo lUuo Marblo Coiiipauy. T<'n(h Ceu.suH, 

 1880. 25555. 



Light blue-gray; crystalline. Near Columbia, Lanca,ster County. C. 8. 



Kauff'man's quarry. Tenth Census. 26331. 



Bluish white ; piuk veins; fine; compact; crystalliuc York, York County. 



C. H. Smith's quarry. Tenth Census, 1880. 2G23G. 



• Lower Silurian ; dark gray. Pine Grove, Schuylkill County. American So- 

 ciety Mining Engineers, 1886. 37875. 



Lower Silurian ; gray ; dark veined ; white spotted ; line and compact. My- 



erstown, Lebanon County. American Society Mining Engineers, 1886. 37862. 



Lower Silurian. Gray; dark veined; fine and compact. American Society 



Mining Engineers. 37863. 



Lower Silurian ; dark blue-gray. North of Anuville, Lebanon County. Amer- 



ican Society Mining Engineers, 1886. 37881. 

 Magnesian limestone. Lower Silurian very dark gray ; fossil iferous. Morrell, 

 Huntingdon County. Quarry of A. G. Morris. Tenth Census, 1880. 26162. 



Lower Silurian ; dark gray; coarse. East Conshohocken, Montgomery County. 



East Conshohocken quarry. Tenth Census, 1880. 26983. 



Devonian; dark gray; fine and compact. Two specimens. Hyudman, Bed- 



ford County. Peerless Lime Company. Tenth Census, 1880. 26201. 



Devonian; drab; semi-crystalline ; fossiliferous. Cove Station, Bedford County. 



J. T. Shirley's quarry. Tenth Census, 1880. 26202. 



Carboniferous ; dark drab ; coarse. Two specimens. Van Port, Beaver County. 



W. J. Dunn's quarry. Tenth Census, 1880. 2.5846. 



Calcareous breccia. Triassic; coarse; variegated. Near Fairfield, Adams County. 

 Tenth Census, 1880. 26376. 



Calcareous breccia [marble]. Triassic ; coarse ; reddish ; variegated. Near 



Fairiield, Adams County. Tenth Census, 1880. 26376. 

 Triassic ; coarse ; variegated. Near Amityville, Berks County. Col. J. Wea- 

 ver's quarry. Tenth Census, 1880. 26465. 

 Calcareous dolomite, [marble]. Lower Silurian ; nearly white ; crystalline. Near 



Columbia, Lancaster County. Quarry of Kerr, Weitzel &, Co. Tenth Census, 



1880. 26332. 



Biotite gneiss. Coarse; gray. Near Chester, Delaware County. Crum Creek 

 quarry Tenth Census, 1880. 25404. 



— Fine; gray. Two specimens. Near Chester, Delaware County. Quarry of 

 Leiper & Lewis. Tenth Census, 1880. 25407. 



Fine; gray. Frankford, Philadelphia County. Quarry of Barbour, Ireland 



& S. Faunce. Tenth Census, 1880. 25.561. 

 Biotite muscovite gneiss. Fine ; light gray. Near Chester, Delaware County. 



quarry of A. O. &. I. O. Deshong, jr. Tenth Census, 1880. 254.36. 

 Gneiss. Coar.se ; gray. Near Reading, Berks County. Tenth Census, 1880. 26470. 

 Muscovite gneiss. Coarse; very light gray. Germantown, Twenty-second Ward, 



I'hiladelphiii County. J. Nolan's quarry. Tenth Census, 1880. 25669. 

 Hornblende gneiss. Fine; dark gray. Germantown, Philadelphia County. Quarry 

 of Nester & Shelmire. Tenth Census, 1880. 25551. 



Fine ; dark gray. Rittenhou.setown, Philadelphia County. McKinney's 



nuarry. Tenth Census, 1880. 25.556, 



Quartz porphyry. Dull red. Near Pino Grove Furnace, Cumberland County. 

 Tenth Census, 1880. 26382 



