Science Quiz / Geology 1 Term 1

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HintAnswer
a break in deposition is 'blank'
decay by the loss of a helium nucleus
decay where the atomic number increases
decay where the atomic number decreases
high melting point elements
low boiling point elements
oxygen loving elements
sulphur loving elements
iron loving elements
cations with similar radii exchange to produce a 'blank'
the above is also known as 'blank'
sharing of oxygens between tetrahedra is 'blank'
exchange of ions with the same charge
exchange of ions with the same net charge
silicates with the SiO4 4- ion
silicates with the Si2O7 6- ion
silicates with the SiO3 2- ion
silicates with the Si4O11 6- ion
silicates with the Si2O5 2- ion
silicates with the SiO2 unit
minerals with the same structure, different composition
minerals with the same composition, different structure
breaking and reformation of bonds in a mineral
change of bond angles in a mineral
what crystal system is plagioclase
what crystal system is orthoclase
the 3 Al2SiO5 polymorphs
 
 
force per unit area
change in length divided by original length
depth of compensation relates to what phenomena
melting at a constant pressure
melting at a constant temperature
the minimal temperature for melting
temperature below which a substance is entirely solid
temperature above which a substance is entirely liquid
flow between crystal boundaries
flow through fractures
3 size classes of tephra
 
 
continental margin with an exotic terrane
continental margin with island arcs
continental margin with terrestrial transform faults
continental margin with no tectonic activity
which is stronger, slab pull or slab push
diffusion through a crystal lattice
diffusion between crystal boundaries
diffusion through fluids between crystals
increasing grainsize lowers 'blank' during metamorphism
arrangement of a rock's grains irrespective of scale
kind and amount of preferred orientation of the grains
planar fabric elements
linear fabric elements
microscale foliation along weaknesses
mesoscale foliation aligned with platy minerals
megascale foliation by mineralogical banding
HintAnswer
4 grades of foliated pelitic rocks
 
 
 
partially melted metamorphic rock
dehydrated metamorphic rock
Barrow zone minerals
 
 
 
 
 
Buchan zone minerals
 
 
 
 
Low PT metamorphic mafic series
 
 
 
 
 
Mid PT metamorphic mafic series
 
 
 
 
High PT metamorphic mafic series
 
 
lower greenschist is equivalent to what
greenschist is equivalent to what
upper greenschist is equivalent to what
lower amphibolite is equivalent to what
amphibolite is equivalent to what
upper amphibolite is equivalent to what
rock type composed of gravel size grains
rock type composed of sand size grains
rock type composed of clay size grains
rock type with less than 15% matrix
rock type with 15 - 75% matrix
rock type with more than 75% matrix
shape of a silicate clay layer
shape of a gibbsite clay layer
clay with a gibbsite layer flanked by silicate layers
clay with a gibbsite layer and a silicate layer
movement of salt in sediment post deposition produces 'blank'
post depositional changes not including metamorphism
cement in crystallographic continuity with grains
cement not in crystallographic continuity with grains
cement composed of uniform crystals in pore spaces
cement only formed around grain contacts
sediment slide with no deformation of layers
sediment slide where sediment layers deform
name for rock fall debris
fossilized rock fall debris
flows with a low Reynolds number are 'blank'
HintAnswer
flows with a high Reynolds number are 'blank'
are upper flat beds smooth or striated
linked dunes with straight crests
linked dunes with undulating crests
linked dunes with crests bowing upstream
unlinked dunes with curved crests
unlinked dunes with crests bowing upstream
straight cross bedding characteristics 'blank'
curved cross bedding characterises 'blank'
crystal system of dolomite
crystal system of calcite
crystal system of aragonite
limestone with grains above 2 mm
limestone with grains 2 - 0.6 mm
limestone with grains below 0.6 mm
mud supported limestone with less than 10% grains
mud supported limestone with more than 10% grains
grain supported mud-containing limestone
matrix supported limestone with more than 10% 2 mm grains
limestone where the above is supported by the 2 mm grains
limestone where the components were bound during deposition
the above where the binders were bafflers
................where the binders were encrusters
................where the binders built a rigid framework
limestone where the depositional texture is not recognisable
carbonate platform bounded by a topographic high
shallowly sloping carbonate platform
carbonate platform formed by transgression
platform formed on tectonic sea mounts
carbonate platform which has been submerged
type of alluvial fan produced by debris flows
type of alluvial fan produced by streams
where channel water has a higher density than the basin water
where channel water has a lower density than the basin water
where channel and basin water have the same density
depth below which calcite cannot be deposited
crystal system of snow
crystal system of ice
ice formed in supercooled, turbulent water
compressed form of the above
compressed form of the above
glacier in a valley
glacier which meets the sea
glacier at the foot of a mountain
moraine formed under a glacier
the above with a ribbed texture
moraine formed at the foot of a glacier
sediment plain formed beyond the above
structure formed by deposition on the glacier
structure formed by deposition below the glacier
3 size classes of aeolian deposits
 
 
upper layer of a lake
middle layer of a lake
lower layer of a low

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