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Geology of Virginia
| Question | Answer |
|---|---|
| Name all of the Virginia Regions | Coastal Plains, Piedmont, Blue Ridge Mountains, Valley Ridge and Appalachian Plateau |
| What is the name of the region farthest east and east of the Fall Line? | Coastal Plains |
| What is the Coastal Plains made of? | Sedimentary strata consisting of sands, muds and gravel. |
| How would you discribe the topography of the Coastal Plains? | The Coastal Plains is monotonously flat |
| Which rock and mineral is most abundant in the Coastal Plains? | Quartz and Sandstone |
| What is the Fall Line? | The line that separates the Coastal Plains region and Piedmont region. |
| Which region is west of the Coastal Plains and the Fall Line? | Piedmont |
| What rock/mineral is the most abundant in the eastern part? | Granite |
| What rock/mineral is the most abundant in the western part? | Slate |
| What is the Piedmont made of? | Comprised of a complex of metamorphic and igneous rocks, overlain in a few places bhy Triassic-age sedimentary beds |
| What region is west of the Piedmont? | The Blue Ridge Mountains |
| What is the topography of the Blue Ridge? | A long, narrow, northeast-southwest trending mountain chain |
| What is the Blue Ridge Mountains made of? | Consists of sedimentary and volcanic rocks |
| What rock/mineral is most abundant in the Blue Ridge Mountains? | Soapstone |
| What is the name of the oldest rock in the Blue Ridge Mountains? | Old Rag Granite - the oldest dated rock in Virginia at 1.2 billion years old |
| What are the names of the two highest mountains in the Blue Ridge Mountains |