Antecedent- slow rate of uplifting is implied
Aragonite-A mineral with Calcium Carbonate mostly found in white seashells.
Black Shales- type of shale with thin bedding
Chalk- porous white sandstone
Clastic - Consistently of fragments of rocks or organic structures that have been moved individually from their juices of origin
Cinder cone volcano- They form from eruptions, has steep sides and are generally small
Collapse structures- structures resulting from the downhill slidins of rocks under the influence of gravity
Crystal deformation- crust becoming deformed
Dunes- a round hill or ridge of sand heaped up by the action of wind
Epoch- a geologic time unit corresponding to a series
Faulting- the movement which produces relative displacement adjacent rock masses along a fracture
Glacial period- The time during which glacial flowed southward over a considerable part of north hemisphere
Gypsum- a natural hydrated calcium sulfate
Ichnites- fossil footprints
Igneous activity- volcanic activity in which igneous rocks are fuming
Intrusive - rocks forming between other rocks while in a liquid
Instrusion - a rock invading another state by pushing it's way into it
Interglacial- A time or age of comparatively warm or during times of glacial ice.
Lenticular - shaped like a double convex lens (Fay)
Laramide orogeny- the series of desotrophic movements beginning in perhaps Jurassic, and still going today
Mountain Building - The building of mountains by accumulation, or any other kind of earth movement.
Mesolithic age- A transitional period of the stone age between Paleolithic and Neolithic
Mud stone- hardened sedimentary rock formed from clay and similar to shale , but not laminated
Oolite- limestone made of rounded grains which are made up of concentric layers.
Sandstone- a cemented or otherwise compacted sediment
Shale- a laminated sediment
Subduction- the process of one plate going under another
Uplift- a part of the earths surface is elevated
Volcanism- volcanic power in action