Piedmont Region
This igneous rock, mined near Elberton, is world-famous and found in Georgia’s Piedmont.
What is Granite.
Along with igneous rocks, this type of rock formed under extreme heat and pressure is common in the Blue Ridge.
What are metamorphic rocks.
These ancient remains are abundant in Valley and Ridge rocks and attract many paleontologists.
What are fossils
Fossils in the Plateau region include land animals and plants from ancient forests and marshes.
What are coastal forest fossils.
These sedimentary layers south of the fall line are often soft and undeformed, preserving their original textures.
What are Coastal plain strata.
The Piedmont’s rocks have been bent and twisted by these powerful underground forces.
What are Compressional forces
These repeated geological events caused deformation and metamorphism in the Blue Ridge.
The Valley and Ridge rocks are mainly composed of these four sedimentary types.
What are shales, limestones, and dolostones
Unlike the Valley and Ridge, sedimentary layers in the Plateau remain in this original orientation.
What is horizontal
This extinct mollusk, similar to a Nautilus, is found in Georgia’s Cretaceous fossil deposits.
What is an ammonite
These long-inactive features slice through the Piedmont and show evidence of past tectonic activity.
During the Carboniferous period, North America collided with Gondwana to form this supercontinent.
What is Pangea
Most Valley and Ridge strata formed in these bodies of water that once covered North America.
What are ancient seas
Pennsylvanian-age rocks in the Plateau formed along the coastline of this ancient feature.
What is an ancient seaway.
These vertical sandstone bluffs in west Georgia represent the top of the Cretaceous strata.
What is providence canyon
Slate and marble, found in central Georgia’s Piedmont, are examples of this type of rock.
What are metamorphic rocks.
Pieces of the ancient Appalachian Mountains can be found on what other two continents aside from South America.
Africa and Europe.
These geological structures formed when horizontal layers were bent by tectonic forces.
What are folds
This state park near Trenton showcases exposed rock strata of the Appalachian Plateau.
What is Cloudland Canyon State Park
Georgia is the world’s leading producer of this pure white clay used in ceramics and glossy paper.
What is kaolin
The formation of this mountain chain helped shape the Piedmont region.
What are the Appalachian Mountains
This process caused the breakup of Pangaea and tore apart the Appalachian chain.
What is continental drift.
Folded rock layers in the Valley and Ridge can be seen along this interstate between Cartersville and Chattanooga.
What is Interstate 75.
These two mountains are key upland features of the Appalachian Plateau.
What are Lookout Mountain and Sand Mountain
This giant shark’s tooth is Georgia’s official state fossil.
What is Carcharocles megalodon