MAP 7 GEOLOGIC MAP OF PENNSYLVANIAERIE CRAWFORD WARREN McKEAN POTTER TIOGA VENANGO FOREST MERCER...
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ERIE CRAWFORD WARREN McKEAN POTTER TIOGA VENANGO FOREST MERCER LAWRENCE BUTLER BEAVER ALLEGHENY ARMSTRONG WESTMORELAND WASHINGTON GREENE FAYETTE CLARION JEFFERSON INDIANA CLEARFIELD CENTRE ELK CAMERON CLINTON LYCOMING UNION SNYDER CAMBRIA BLAIR HUNTINGDON SOMERSET FULTON BEDFORD FRANKLIN ADAMS YORK CUMBERLAND PERRY JUNIATA MIFFLIN DAUPHIN LEBANON NORTHUMBERLAND MONTOUR LANCASTER CHESTER DELAWARE MONTGOMERY BUCKS BERKS SCHUYLKILL LEHIGH NORTHAMPTON CARBON MONROE COLUMBIA LUZERNE PHILADELPHIA SULLIVAN LACKAWANNA PIKE WYOMING WAYNE BRADFORD SUSQUEHANNA EXPLANATION QUATERNARY (0–1.8 mil. yrs.) Red sandstone, shale, and conglom- erate (green), in- truded by diabase (red). Building stone, iron. Cyclic sequences of shale, sandstone, oal. limestone, and c Lime, clay. Cyclic sequences of sandstone, red and gray shale, con- glomerate, clay, coal, and limestone. Coal, clay, lime, building stone. Red and gray sand- stone, conglomer- ate, shale, and lime- stone. Lime, building stone. Shale, limestone, dolomite, and sand- stone. Slate, limestone, zinc, clay. Limestone, dolo- mite, sandstone, shale, quartzite, and phyllite. Lime, building stone. Metamorphic rocks (metasedimentary and meta-igneous); schist, gneiss, quartz- ite, serpentine, slate, and marble. Building stone, talc. Gneiss, granite, anorthosite, meta- diabase, metaba- salt, metarhyolite, and marble. Building stone, graphite, sericite. Red sandstone, gray shale, black shale, limestone, and chert. Flagstone, silica sand, clay, lime. Red and gray sand- stone, shale, and limestone. Flagstone, lime- stone, clay. (248–290 mil. yrs.) (290–323 mil. yrs.) (323–354 mil. yrs.) (354–417 mil. yrs.) (417–443 mil. yrs.) (443–490 mil. yrs.) (490–570 mil. yrs.) (443–570 mil. yrs.) (older than 570 mil. yrs.) (1.8–65 mil. yrs.) (144–248 mil. yrs.) TERTIARY PERMIAN JURASSIC AND TRIASSIC PENNSYLVANIAN MISSISSIPPIAN DEVONIAN SILURIAN ORDOVICIAN CAMBRIAN LOWER PALEOZOIC PRECAMBRIAN Sand, gravel, and silt. Sand and gravel. Sand, gravel, silt, and clay. Sand and gravel. * Prepared by Bureau of Topographic and Geologic Survey. Third Edition, 1990; Fourth Printing, Slightly Revised, 2007. GEOLOGIC MAP OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF CONSERVATION AND NATURAL RESOURCES BUREAU OF TOPOGRAPHIC AND GEOLOGIC SURVEY www.dcnr.state.pa.us/topogeo MAP 7 2200–MP–DCNR0498 Printed on Recycled Paper Cretaceous rocks, which are present in small areas of southern Montgomery County, cannot be shown at the scale of this map. * 79° 77° 76° 75° 75° 78° 80° 79° 77° 78° 76° 40° 80° 41° 42° 40° 75° 75° 42° 41° SCALE 1:2,000,000 0 10 20 30 40 50 MI 0 20 40 60 80 KM LAKE ERIE DELAWARE RIVER N. Y. N. J. N. Y. N. Y. OHIO W. VA. MD. MD. DEL. N. J. W. VA.
Transcript of MAP 7 GEOLOGIC MAP OF PENNSYLVANIAERIE CRAWFORD WARREN McKEAN POTTER TIOGA VENANGO FOREST MERCER...
ERIE
CRAWFORD
WARREN McKEAN POTTER TIOGA
VENANGO
FOREST
MERCER
LAWRENCE
BUTLER
BEAVER
ALLEGHENY
ARMSTRONG
WESTMORELAND
WASHINGTON
GREENEFAYETTE
CLARION
JEFFERSON
INDIANACLEARFIELD
CENTRE
ELK
CAMERON
CLINTON
LYCOMING
UNION
SNYDER
CAMBRIA
BLAIR
HUNTINGDON
SOMERSETFULTON
BEDFORD
FRANKLINADAMS
YORK
CUMBERLAND
PERRY
JUNIATA
MIFFLIN
DAUPHIN
LEBANON
NORTHUMBERLAND
MO
NTO
UR
LANCASTER
CHESTER
DELAWARE
MONTGOMERY
BUCKS
BERKS
SCHUYLKILLLEHIGH
NORTHAMPTON
CARBON
MONROE
COLUMBIA
LUZERNE
PHILADELPHIA
SULLIVAN
LACKAWANNA PIKE
WYOMING
WAYNE
BRADFORD SUSQUEHANNA
EXPLANATION
QUATERNARY(0–1.8 mil. yrs.)
Red sandstone,shale, and conglom-erate (green), in-truded by diabase(red).Building stone, iron.
Cyclic sequences ofshale, sandstone,
oal.limestone, and cLime, clay.
Cyclic sequences ofsandstone, red andgray shale, con-glomerate, clay,coal, and limestone.Coal, clay, lime,building stone.
Red and gray sand-stone, conglomer-ate, shale, and lime-stone.Lime, building stone.
Shale, limestone,dolomite, and sand-stone.Slate, limestone,zinc, clay.
Limestone, dolo-mite, sandstone,shale, quartzite, andphyllite.Lime, building stone.
Metamorphic rocks(metasedimentaryand meta-igneous);schist, gneiss, quartz-ite, serpentine, slate,and marble.Building stone, talc.
Gneiss, granite,anorthosite, meta-diabase, metaba-salt, metarhyolite,and marble.Bui ld ing stone ,graphite, sericite.
Red sandstone,gray shale, blackshale, limestone,and chert.Flagstone, silicasand, clay, lime.
Red and gray sand-stone, shale, andlimestone.Flagstone, lime-stone, clay.
(248–290 mil. yrs.) (290–323 mil. yrs.) (323–354 mil. yrs.) (354–417 mil. yrs.) (417–443 mil. yrs.) (443–490 mil. yrs.) (490–570 mil. yrs.)(443–570 mil. yrs.)
(older than 570mil. yrs.)
(1.8–65 mil. yrs.)(144–248 mil. yrs.)
TERTIARY PERMIANJURASSIC ANDTRIASSIC
PENNSYLVANIAN MISSISSIPPIAN DEVONIAN SILURIAN ORDOVICIAN CAMBRIAN LOWERPALEOZOIC
PRECAMBRIAN
Sand, gravel, andsilt.Sand and gravel.
Sand, gravel, silt,and clay.Sand and gravel.
*
Prepared by Bureau of Topographic and Geologic Survey. Third Edition, 1990; Fourth Printing, Slightly Revised, 2007.
GEOLOGIC MAP OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF
CONSERVATION AND NATURAL RESOURCESBUREAU OF TOPOGRAPHIC AND GEOLOGIC SURVEY
www.dcnr.state.pa.us/topogeo
MAP 7
2200–MP–DCNR0498Printed on Recycled Paper
Cretaceous rocks, which are present in small areas of southern Montgomery County, cannot be shown at the scale of this map.*
79° 77° 76°
75°
75°
78°
80°
79° 77°78° 76°
40°
80°
41°
42°
40°
75°
75°
42°
41°
SCALE 1:2,000,000
0 10 20 30 40 50 MI
0 20 40 60 80 KM
LAKEERIE
DE
LA
WA
RE
RIV
ER
N. Y.
N.J.
N. Y.N. Y.
OH
IO
W. VA. MD. MD.
DEL. N. J.
W.
VA.
asemione
Note
http://www.dcnr.state.pa.us/topogeo/maps/map7.pdf
