Minerals
Rubbing a mineral across a white, unglazed tile produces this.
What is a streak?
Rocks are made of these.
What are minerals?
The type of sedimentary rock that can contain fossils.
What are bioclastic?
This rock is only made through contact metamorphism.
What are hornfels?
Which texture best describes an igneous rock that formed deep underground?
What is coarse grained?
The 5 ways to test the properties of a mineral.
What is luster, streak, hardness, color and cleavage or fracture?
These are rocks formed from the solidification of magma.
What are igneous rocks?
Which rock was formed by the compaction and cement action of particles 0.07 centimeters in diameter?
What is sandstone
If a metamorphic rock bubbles when a drop of acid
is placed on its surface, the rock is most likely
What is marble?
An igneous rock, which has recrystallized deep below the Earth's surface, has the following composition: 70 percent pyroxene (augite), 15 percent plagioclase feldspar, and 15 percent olivine. What is the name of this igneous rock?
What is gabbro?
This scale is based upon the relative hardness of common minerals and objects.
What is Mohs' scale of hardness?
These rocks are formed through compaction and cementation.
What are sedimentary rocks?
These are little pieces of rocks, pebbles, mineral grains, and shell fragments that eventually form rocks.
What are sediments?
These 2 things cause metamorphic rocks to form.
What are heat and pressure?
which mineral can be found in all samples of rhyolite and andesite
What is biotite?
Which element, found in both biotite mica and
muscovite mica, makes up the greatest percent
by volume of Earth's crust?
What is oxygen?
Rocks are classified as igneous, sedimentary, or metamorphic based primarily on their
what is method of formation?
One difference between a breccia rock and a
conglomerate rock is that the particles in a breccia
rock are
What is more angular?
A student on a field trip in New York State collected a sample of metamorphic bedrock containing bands of coarse-grained crystals of plagioclase feldspar, pyroxene, quartz, and mica.
What is gneiss?
Which igneous rock is dark colored, cooled
rapidly on Earth's surface, and is composed
mainly of plagioclase feldspar, olivine, and
pyroxene?
What is scoria?
Which mineral has a metallic luster, a black streak, and is an ore of iron?
What is magnetite?
What ancient environment is the most likely inferred by the large rock salt deposits in the Syracuse, New York area?
What is Evaporation of sea water
Which rock was organically formed and sometimes contains fossilized plant impressions?
what is coal?
During the Permian Period, sedimentary
bedrock in the Appalachian Region was
subjected to high temperature and pressure.
Calcite deposits that had existed in this
environment would most likely have formed
what is marble?
An extrusive igneous rock with a mineral composition of 35% quartz, 35% potassium feldspar, 15% plagioclase feldspar, 10% biotite, and 5% amphibole is called
What is rhyolite?