Science Chapter 3 -Minerals Study Guide
What mineral is a common rock forming mineral?
...
True
Color alone is no usually enough to identify a mineral. True or False
False
Granite is a mineral. True or False
True
Graphite is a mineral that does not leave a clear streak True of false
True
In order to identify a mineral, you need to know its physical properties.True or False
What are the 4 characteristics of minerals?
Inorganic solides, natural, definite chemical composition, an orderly arrangement of atoms.
What is a characteristic of a mineral?
It is inorganic
Magnetite
black, color; black streak; dull metallic luster; is attacted to magnets.
What are the 6 shapes of crystals?
cubic, hexagonal, orthohombic, monoclinic, tetragonal, triclinic
In what way does quartz break?
fracture
calcite
glassy luster; hardness of 3
A measure of how easily a mineral can be scratched is...
hardness
What are the 7 physical properties to determine a mineral?
hardness, luster, specific gravity, streak, cleavage and fracture, and other properties.
talc
light color; fingernail will scratch it; leaves thick, powdery streak.
Pyrite
light yellow color; metallic luster; greenish-black streak.
False
A diamond is the softest mineral. True or False.
True
A quartz will scratch a piece of copper, so quartz is harder than copper. True or False
True
All minerals are natural and can be found on earth.true or false
False
All minerals form when water evaporates. True or False
False
All rocks are made from many different minerals.
What must crystalline solids have
An orderly arrangement of atoms
False
Any mineral can be identified by a careful check of one physical characteristic. true or False
Minerals that are formed from magma?
Determine the type and amount of mineral.
Which is the hardest on the Moh's scale?
Diamond
Element that typically is a shiny, malleable solid that conducts heat and electricity well.
Metal
False
Mica does not show clear cleavage.True or False
False
Minerals cannot change the color of soil.true or false
False
Most minerals cannot be broken. True or False
Any characteristic of a material that you can observe without changing the identity of the material.
Physical Property
True
Quartz is a mineral without cleavage. True or False
True
Salt forms cubic minerals. True or False
Which mineral on the Moh's scale is the softest?
Talc
False
Talc is the hardest mineral. True or False.
True
The luster of chrome would be described as nomatallic. True or False
False
True Minerals are always solid.
True
True or False. Crystals form from minerals dissolve in water.
False.
True or False. Graphite is not a soft mineral.
False.
True or False. Ions do not complete together to form a crystal.
True
True or False. Silicone and oxygen form most minerals.
True
True or False. The physical properties of a mineral can be seen or measured in some way. True or False
True
True or False.All minerals are solids
In what way does micah break?
cleavage
Atoms that are arranged in a patter that are repeated ove and over again
crystalline
What other ways can crystals be used?
electronics and time pieces
What must all silicates contain?
silicon and oxygen
How many sides does a perfect salt crystal have?
six
What is the color of a powdered mineral formed when rubbing it against an unglazed tile?
streak
gold
yellow color; scratche by copper penny; often found in flakes.
What are the 4 common metals that are extracted from minerals?
zinc, iron, titanium, aluminum
