Structural Geology of South Mountain and Appalachians in Maryland |
Contents
STRUCTURAL GEOLOGY | 9 |
Intersections of cleavages and bedding | 15 |
ROAD LOG ROUNDTOP AND BERKELEY SPRINGS TRIP | 54 |
1 other sections not shown
Other editions - View all
Common terms and phrases
anticline Antietam Creek arenaceous shale argillaceous limestone banded bedding planes beds Feet Beekmantown Berkeley Springs Bloomsburg bridge calcareous shale calcite Cambrian Catoctin greenstone Cavetown chert cleavage dips cleavage plane conglomerate Conococheague Cross dark-gray Devonian distance from begin dolomite Elbrook limestone Elk Ridge ENTERING MAP exposures fault feet horizontally Feet Inches Feet Figure fissile fissile shale fold axes fossiliferous fracture cleavage Frederick Geology gneiss green greenstone Hagerstown Valley Hancock Harpers Ferry Harpers phyllite High Knob Inches Feet Inches interbedded intersection Keedysville laminated Lappans layers LEAVING MAP Leperditia alta occurs lineation lower Martinsburg shale massive ning of traverse Ordovician overturned Parkhead Potomac River quartzite railroad recumbent fold red shale Rohrersville Romney shale Roundtop Route map shaly South Mountain South Mountain anticlinorium stone Stose stratigraphic structures syncline Thick-bedded thin Thin-bedded Thurmont Tonoloway top of beds Turn left vertical Warm Spring Ridge Waynesboro Waynesboro formation weathering Western Maryland Railroad Weverton sandstone