A Brief Tectonic History of Virginia, 1999, C.M. Bailey, College of William and Mary

 Grenvillian Mountain 
Building (~1000 Ma)
     Grenville Orogeny ~1000 Ma
 
Iapetan Rifting
(~750-550 Ma)
Iapetan Rifting
 
Passive Margin
(~500 Ma)
     Passive Margin ~500 Ma
 
  Appalachian Mountain Building 
(Taconic Orogeny ~450 Ma)
Taconic Orogeny ~450 Ma
 
Appalachian Mountain Building
(~450-300 Ma)
Appalachian Mountain Building ~450-300 Ma
   
  Final Assembly of Pangea 
(~280 Ma)
Final Assembly of Pangea ~280 Ma
   
Atlantic Rifting
200 Ma
Atlantic Rifting 200 Ma
   
Modern Passive Margin
Present (Holocene)
    Modern Passive Margin - Present

 

L E G E N D
Continental Crust Continental Crust    Carbonate Sediment Carbonate Sediment
Oceanic Crust Ocean Crust Accretionary Wedge Sediment Accretionary Wedge Sediment
Mantle Mantle Volcanic-Plutonic Arc Volcanic-Plutonic Arc
Rift Sediment Rift Sediment Clastic Sediment Clastic Sediment



A Brief Tectonic History of Virginia (PDF)
APPALACHIAN PLATEAU | VALLEY & RIDGE | BLUE RIDGE | PIEDMONT | COASTAL PLAIN
 

(12/8/99)