Shared Flashcard Set

Details

Knipp - ch.2 (rocks)
chapter 2
32
Geology
7th Grade
12/08/2008

Additional Geology Flashcards

 


 

Cards

Term
made up of minerals
Definition
rock
Term
rock formed from cooled molten rock
Definition
igneous rock
Term
molten rock above the Earth's surface
Definition
lava
Term
molten rock below the Earth's surface
Definition
magma
Term
describes an igneous rock formed below the Earth's surface
Definition
intrusive
Term
describes an igneous rock formed above the Earth's surface
Definition
extrusive
Term
T/F Intrusive rocks have larger crystals than extrusive rocks.
Definition
true
Term
metamorphic rock formed from mica
Definition
schist
Term
type of rock formed from pressure (overlying layers) and heat (magma below)
Definition
metamorphic
Term
most common mineral in the Earth's crust
Definition
quartz
Term
volcanic glass
Definition
obsidian
Term
solidified ash
Definition
pumice
Term
basaltic rock with many holes
Definition
scoria
Term
changed rocks
Definition
metamorphic
Term
describes metamorphic rocks that are found in layers or have bands
Definition
foliated
Term
metamorphic rock formed from granite
Definition
gneiss
Term
metamorphic rock formed from shale
Definition
slate
Term
metamorphic rock made from sandstone
Definition
quartzite
Term
metamorphic rock formed from limestone
Definition
marble
Term
loose materials such as rock fragments, mineral grains and bits of shell moved by wind or water
Definition
sediment
Term
type of rock made from layers of sediment
Definition
sedimentary
Term
sedimentary rock made from clay or mud
Definition
shale
Term
sedimentary rock made from sand
Definition
sandstone
Term
process by which rocks are broken down by wind, water or ice
Definition
weathering
Term
process by which pressure from overlying layers of sediment cause sediment to stick together
Definition
compaction
Term
process by which solution of water and dissolved minerals moves between air spaces of sediment causing it to be glued together
Definition
cementation
Term
type of sedimentary rock with a granular texture
Definition
detrital
Term
rock salt
Definition
halite
Term
sedimentary rock made from calcium carbonate (calcite)or seashells
Definition
limestone
Term
sedimentary rock made from dead plants and consisting mostly of carbon
Definition
coal
Term
metamorphic rock made from mica
Definition
schist
Term
type of metamorphic rock with bands or layers
Definition
foliated
Supporting users have an ad free experience!