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31 Cards in this Set

  • Front
  • Back
Igneous, coarse-grained rocks are called _____ igneous rocks.
intrusive
Rocks that were once molten are ____ rocks.
igneous
The location of "In"trusive igneous rock's birthplace is.... (where)
"in" side the earth
Rocks made from little pieces of other rocks are______ rocks.
sedimentary
Molten rock underground is called ....
magma
Rocks that have been changed by pressure, heat over lots of time are _____ rocks
metamorphic
Molten rock on the earth's surface is called ....
lava
Quartz sand turning into sandstone is igneous rock turning into ______ rock.
sedimentary
The slower magma cools, the _____ the crystals will be.
larger
Magma becomes an _____ igneous rock because it's underground, and thus cools slowly.
intrusive
Which one is metamorphic?
Gneiss is metamorphic and on the right.
Granite is the parent & is igneous, & on the left.
Rocks from pieces of other rock or soil are c_____ sedimentary rocks
clastic
Rocks made by evaporation of water are called c_____ sedimentary rocks
chemical
Rocks (like coal) made from remains of organisms are called b_____ sedimentary rocks.
biochemical
Metamorphic rocks, like gneiss or mica schist, that have layering are said to be f_________, which is a fancy word for layering.
foliated
Unlayered metamorphic rocks, like quartzite and marble, are said to be ____.
nonfoliated
When old rocks melt down, they become ____ rocks again.
igneous
Rocks that have undergone change from heat and pressure are ____ rocks.
metamorphic
Rocks that have ripple marks, fossils, or made of many layers of piled-up material are ____ rocks.
sedimentary
Our Appalachian Mountains are very old and became folded when Africa and North America collided. The rocks we have are mostly of what type?
metamorphic
A conglomerate, made of shells or pebbles & sand, is a ___ rock
sedimentary
Sandstone and siltstone are clastic ____ rocks made from ___ and ____, respectively
sedimentary
sand
silt
Limestone (chalk) and halite (rock salt) are chemical sedimentary rocks made by ___ of ____.
evaporation
water
Rock that was once lava or magma is ____ rock.
igneous
Bituminous coal that undergoes metamorphism turns into ______ coal, which is much harder and won't write on paper easily.
anthracite coal
The change from one rock type to another is part of the ___ cycle
rock
Mica, the mineral, metamorphoses to form the rock mica s_______.
schist
Quartz, the mineral, metamorphoses to form the rock, of a similar name, q______.
quartzite
A typical rock that is organic (made from plants or animals) is ....
coal
Sedimentary rocks that are made of pieces of other rock pieces are called c____ s____ rocks.
clastic sedimentary
The process by which clastic sedimentary rocks form is by c___ & c____.
compaction
cementation