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zumwalt test 3
sedimentary , metamorphic, fluvial
123
Geology
Undergraduate 1
10/23/2012

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Term
Aluminium
Definition
Element derived from Bauxite of decomposed tropical soils
Term
Sand
Definition
particle size between 2mm and .0625
Term
Biogenic
Definition
Sediments composed of skeleton of organisms
Term
Marine
Definition
oceanic systems
Term
Fragmentation
Definition
Physical breakdown of rocks
Term
Loess
Definition
Glacial fluvial aeolian deposit
Term
Deposition
Definition
Occurs when transport media slow down
Term
Coccolithophore
Definition
Photoautotrophic part of chalk
Term
Hematite
Definition
Cementation agent of local Iron ore
Term
Shale
Definition
Finest of the clastic sedimentary rocks with layers
Term
Petroleum
Definition
Economically most important resource derived from sedimentary system
Term
Planktonic Foraminifera
Definition
Animal component of chalk
Term
Black Chert
Definition
Hydrated quartz which captures and stores organisms
Term
Gravel
Definition
Largest particle size of sediments
Term
Micrite
Definition
Lithographic Limestone
Term
Erosion
Definition
breakdown of rocks
Term
Sandstone
Definition
sedimentary rock composed of pieces between .0625 and 2mm
Term
Recrystallization
Definition
movement of elements from high pressure to low pressure zones
Term
Mudstone
Definition
massive stone composed of <.0039
Term
Decomposition
Definition
chemical breakdown of rocks.
Term
Aeolian
Definition
wind blown systems
Term
Wentworth
Definition
scale used to differentiate sediments sizes
Term
Chert
Definition
precipitated quartz
Term
cementation
Definition
process of gluing particles together.
Term
Fluvial
Definition
moving water sustems
Term
maturity
Definition
way of subdividing sandstone
Term
lithification
Definition
making rocks out of sediments
Term
sedimentary
Definition
rocks composed of pieces of other rocks
Term
glacial
Definition
moving ice
Term
spalling
Definition
cracking in response of expanding batholiths
Term
ice wedging
Definition
breaking rock by freezing
Term
compaction
Definition
lithification by squeezing
Term
quartz
Definition
mineral most resistant to decomposition
Term
transportation
Definition
movement of sediments
Term
Calcite
Definition
most common cementation agent in the world
Term
Siltstone
Definition
sedimentary rock composed of pieces between .0625 and .0039
Term
Sorting
Definition
how closely grains are associated with the mean size
Term
Marble
Definition
what you get if you squeeze limestone
Term
Regional
Definition
metamorphism caused because c/c collision
Term
Metamorphic
Definition
derived by change of other rocks
Term
Phyite
Definition
Low grade foliated metamorphic rock with grains too small to see without microscope
Term
magma
Definition
responsible for contact metamorphic
Term
faults
Definition
generate heat for cataclastic metamorphism
Term
quartz
Definition
mineral found in all rocks
Term
foliated
Definition
rocks which have parallel elongated minerals
Term
Slate
Definition
Lowest grade foliated metamorphic rock
Term
migmatite
Definition
intermediate between metamorphic and igneous
Term
contact
Definition
kind of metamorphism caused by magma
Term
nonfoliated
Definition
metamorphic rock which do not have paralleled elongated minerals
Term
foliation
Definition
the parallel arrangement of elongated minerals
Term
hydrothermal deposition
Definition
process which concentrated economically important minerals around magma chamber
Term
Gneiss
Definition
highest grade metamorphic rock.. looks like granite
Term
Structural Integrity
Definition
defined by the stability of rocks.
Term
staurolite
Definition
protolith of quartzite
Term
quartz sandstone
Definition
bring in sulphur
Term
sillimanite
Definition
high grade metamorphic mineral
Term
protolith
Definition
The rock which you start out with during metamorphism
Term
solutions
Definition
bring in new elements
Term
cataclastic
Definition
kind of metamorphism cause by faulting
Term
heat
Definition
causes molecule to move faster
Term
bowen's reaction sequence
Definition
sequence of rock change during metamorphism
Term
pressure
Definition
changes the liquidus and/or solidus
Term
kyanite
Definition
high grade metamorphic mineral
Term
garnet
Definition
mineral usually found in metamorphic rocks
Term
radioactive decay
Definition
principle source of heat
Term
hydrogen sulfide
Definition
most common gas associated with vulcanism
Term
quartzite
Definition
what you get if you squeeze quartz sandstone
Term
metamorphism
Definition
the process of changing other rocks
Term
metamorphic process
Definition
synonym for squooze
Term
solic
Definition
the state of rock being changed
Term
caplagiocalse
Definition
last mineral to be metamorphosed
Term
andalusite
Definition
high grade metamorphic mineral
Term
water
Definition
the best catalyst during metamorphism
Term
schist
Definition
moderate grade foliated metamorphic rock with visible grains
Term
solic
Definition
the state of rock being changed
Term
caplagiocalse
Definition
last mineral to be metamorphosed
Term
andalusite
Definition
high grade metamorphic mineral
Term
water
Definition
the best catalyst during metamorphism
Term
schist
Definition
moderate grade foliated metamorphic rock with visible grains
Term
braided
Definition
stream type which results from large changes in volume of water
Term
sea level
Definition
the ultimate limit of erosion
Term
friction
Definition
slows water down
Term
hemisphere
Definition
most efficient shape for water transport
Term
solution load
Definition
the amount of dissolved rok being moved by a stream
Term
erosion
Definition
the physical and chemical breakdown of rocks
Term
turbulent
Definition
flow regime of water when there is no overlying pressure
Term
barierbar
Definition
spit which cuts off meander loope
Term
spit
Definition
projection of sand extending away from bank
Term
stream bed
Definition
trough in which stream flows
Term
clay and organics
Definition
oxbows are back filled with...
Term
deposition
Definition
sediments falling out as transport media slow
Term
bedload
Definition
the amount of sediment carried in contact with stream bed
Term
saltation
Definition
bouncing down the stream
Term
discharge
Definition
the best measure of the amount of water coming off the hillside
Term
competence
Definition
the best measure of the largest rock a steam can carry
Term
delta
Definition
accumulation of river born sediments in quite water
Term
sixteenths depth
Definition
where do you find the fastest flow in any stream flow?
Term
over banke deposits
Definition
site of deposition of most clay and oranics
Term
capacity
Definition
the amount of sediment being moved
Term
bird foot delta
Definition
result to high deposition and low wave dispersal
Term
prograde
Definition
deposit terrestrial sediments out onto maringe deposits
Term
pointbar
Definition
site of most deposition in a meandering stream
Term
velocity
Definition
controlled by gradient and friction
Term
ultimate base level
Definition
the limit of all erosion
Term
laminar sands
Definition
third deposit in point bars
Term
transverse bar
Definition
site where most sediments in a braided stream reside
Term
cut bank
Definition
site of least deposition in a meandering stream
Term
entrainment
Definition
picking up a sediment
Term
equilibrium profile
Definition
preferred profile of a stream
Term
transportation
Definition
moving sediments down hill
Term
suspended load
Definition
the amount of sediment being carried in water column
Term
lag deposit
Definition
gravel left behind by stream
Term
oxbow
Definition
cut off meander loope
Term
arcuate
Definition
delta which is the result of roughly equal river and wave transport
Term
crevasse splay
Definition
deposit on bank by river breaching stream bed
Term
meandering
Definition
stream type which wanders back and forth in valley
Term
thalweg
Definition
trace of highest velocity flow down a stream
Term
gradient
Definition
slope of the land
Term
retro grade
Definition
destruction of terrestrial sediment leaving marine deposition
Term
base level
Definition
the limit of stream erosion
Term
laminar
Definition
flow regime of water under pressure
Term
bay
Definition
result of low river and high wave transport
Term
cross beded sandstone
Definition
second deposit in point bar
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